Cities Index.
Diamond Bar Community Survey Report

Diamond Bar City Council
November 21, 2023

Document
Diamond Bar Community Survey Report
Meeting
November 21, 2023
Body
Diamond Bar City Council
Original file
1.2 MB
Text extracted from the city's file for reading and search. Open the original on diamondbarca.iqm2.com. That file is the official record.

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Table of Contents
City of Diamond Bar True North Research, Inc. © 2023 i . . . . . . . . . . . . . . . .

T ABLE OF C ONTENTS
Table of Contents. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . i List of Tables . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . iii List of Figures. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . iv Introduction. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 Purpose of Study . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 Overview of Methodology. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 Organization of Report. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 Acknowledgements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 Disclaimer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 About True North . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 Key Findings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 Quality of Life . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 Overall Quality of Life. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 Question 2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 Changes to Improve Diamond Bar . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 Question 3 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 City Services . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10 Overall Satisfaction. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10 Question 4 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10 Specific Services . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12 Question 5 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12 Differentiators of Opinion . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13 Public Safety . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14 How Safe is Diamond Bar as a Place to Live? . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14 Question 6 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14 Safety in Specific Scenarios. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16 Question 7 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16 Economic Development. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19 Interest in Additional Stores or Restaurants . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19 Question 8 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19 Specific Restaurants & Stores . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21 Question 9 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21 Question 10 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22 Priorities . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23 Spending Priorities . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23 Question 11 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23 Additional High Priorities? . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25 Question 12 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25 Local Governance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26 Perceptions of City Government . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26 Question 13 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26 Staff Contact . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27 Question 14 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28 Assessment of City Staff. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30 Question 15 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30 Communication & e-Government . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31 Satisfaction with City-Resident Communication . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31 Question 16 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31 Communication Preferences . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33 Question 17 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33 Attention Paid to Local Government . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34 Question 18 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34 Table of Contents
City of Diamond Bar True North Research, Inc. © 2023 ii . . . . . . . . . . . . . . . .

Background & Demographics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36 Methodology . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37 Questionnaire Development . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37 Programming, Pre-Test & Language Translation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37 Sample, Recruiting & Data Collection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37 Margin of Error due to Sampling. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 38 Data Processing & Weighting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39 Rounding . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39 Questionnaire & Toplines. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40 List of Tables
City of Diamond Bar True North Research, Inc. © 2023 iii . . . . . . . . . . . . . . . .

L IST OF T ABLES
Table 1 Rating City of Diamond Bar by Years in Diamond Bar & Child in Hsld . . . . . . . . . . . 8 Table 2 Rating City of Diamond Bar by Age . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 Table 3 Rating City of Diamond Bar by Ethnicity & Senior 65+ in Hsld . . . . . . . . . . . . . . . . . 8 Table 4 Rating City of Diamond Bar by Survey Language & Home Ownership Status. . . . . . . 8 Table 5 Rating City of Diamond Bar by Council District . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 Table 6 Satisfaction With Specific Services by Satisfaction With City’s Overall Performance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13 Table 7 Spending Priorities by Years in Diamond Bar & Overall Satisfaction (Showing % High & Medium Priority) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24 Table 8 Spending Priorities by Age (Showing % High & Medium Priority) . . . . . . . . . . . . . . 24 Table 9 Spending Priorities by Ethnicity & Senior 65+ in Hsld (Showing % High & Medium Priority) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24 Table 10 Spending Priorities by Home Ownership Status, Child in Hsld & Gender (Showing % High & Medium Priority) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24 Table 11 Spending Priorities by Council District & Survey Language (Showing % High & Medium Priority) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24 Table 12 Agreement With Statements About Diamond Bar by Years in Diamond Bar, Overall Satisfaction, Gender & City Staff Contact in Past 12 Months (Showing % Strongly & Somewhat Agreement) . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27 Table 13 Agreement With Statements About Diamond Bar by Age & Child in Hsld (Showing % Strongly & Somewhat Agreement) . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27 Table 14 Agreement With Statements About Diamond Bar by Ethnicity, Senior 65+ in Hsld & Home Ownership Status (Showing % Strongly & Somewhat Agreement) . . . 27 Table 15 Agreement With Statements About Diamond Bar by Council District & Survey Language (Showing % Strongly & Somewhat Agreement) . . . . . . . . . . . . . . . . . . . . 27 Table 16 Effectiveness of Communication Methods by Age, Gender & Satisfaction With Communication (Showing % Very Effective) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33 Table 17 Effectiveness of Communication Methods by Ethnicity, Overall Satisfaction & Years in Diamond Bar (Showing % Very Effective). . . . . . . . . . . . . . . . . . . . . . . . . . 34 Table 18 Effectiveness of Communication Methods by Council District & Survey Language (Showing % Very Effective). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34 Table 19 Demographics of Sample . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36 List of Figures
City of Diamond Bar True North Research, Inc. © 2023 . . . . . . . . . . . . . . . . iv

L IST OF F IGURES
Figure 1 Rating City of Diamond Bar . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 Figure 2 Changes to Improve City. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 Figure 3 Overall Satisfaction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10 Figure 4 Overall Satisfaction by Years in Diamond Bar & Age . . . . . . . . . . . . . . . . . . . . . . . 11 Figure 5 Overall Satisfaction by Ethnicity, Senior 65+ in Hsld & Council District . . . . . . . . . 11 Figure 6 Overall Satisfaction by Home Ownership Status, Survey Language, Gender & Child in Hsld . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11 Figure 7 Satisfaction With Services . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12 Figure 8 Perceived Safety of City. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14 Figure 9 Perceived Safety of City by Years in Diamond Bar & Age . . . . . . . . . . . . . . . . . . . . 15 Figure 10 Perceived Safety of City by Ethnicity & Council District . . . . . . . . . . . . . . . . . . . . . 15 Figure 11 Perceived Safety of City by Survey Language, Gender, Overall Satisfaction, Child in Hsld & Senior 65+ in Hsld . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15 Figure 12 Perceptions of Personal Safety . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16 Figure 13 Perceptions of Personal Safety by Age. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17 Figure 14 Perceptions of Personal Safety by Child in Hsld, Senior 65+ in Hsld & Home Ownership Status . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17 Figure 15 Perceptions of Personal Safety by Ethnicity & Gender . . . . . . . . . . . . . . . . . . . . . . 17 Figure 16 Perceptions of Personal Safety by Council District & Survey Language . . . . . . . . . . 18 Figure 17 Desire Additional Retail Store, Restaurant in Diamond Bar. . . . . . . . . . . . . . . . . . . 19 Figure 18 Desire Additional Retail Store, Restaurant in Diamond Bar by Years in Diamond Bar, Age & Overall Satisfaction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20 Figure 19 Desire Additional Retail Store, Restaurant in Diamond Bar by Ethnicity, Senior 65+ in Hsld & Council District . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20 Figure 20 Desire Additional Retail Store, Restaurant in Diamond Bar by Home Ownership Status, Survey Language, Gender & Child in Hsld. . . . . . . . . . . . . . . . . 20 Figure 21 Types of Restaurants Desired in Diamond Bar . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21 Figure 22 Types of Retail Store Desired in Diamond Bar . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22 Figure 23 Spending Priorities . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23 Figure 24 Additional High Priority Service, Facility . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25 Figure 25 Agreement With Statements About Diamond Bar. . . . . . . . . . . . . . . . . . . . . . . . . . 26 Figure 26 Contact With City Staff in Past 12 Months . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28 Figure 27 Contact With City Staff in Past 12 Months by Years in Diamond Bar & Age. . . . . . . 28 Figure 28 Contact With City Staff in Past 12 Months by Overall Satisfaction, Ethnicity, Child in Hsld & Home Ownership Status . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29 Figure 29 Contact With City Staff in Past 12 Months by Council District, Senior 65+ in Hsld, Gender & Survey Language. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29 Figure 30 Rating City Staff . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30 Figure 31 Satisfaction With Communication . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31 Figure 32 Satisfaction With Communication by Years in Diamond Bar & Age . . . . . . . . . . . . . 32 Figure 33 Satisfaction With Communication by Overall Satisfaction, Ethnicity, Child in Hsld & Home Ownership Status. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32 Figure 34 Satisfaction With Communication by Council District, Senior 65+ in Hsld, Gender & Survey Language . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32 Figure 35 Effectiveness of Communication Methods . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33 Figure 36 Attentiveness to City Government . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34 Figure 37 Attentiveness to City Government by Years in Diamond Bar, Age & City Staff Contact in Past 12 Months . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35 Figure 38 Attentiveness to City Government by Overall Satisfaction, Ethnicity, Child in Hsld & Home Ownership Status. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35 Figure 39 Attentiveness to City Government by Council District, Senior 65+ in Hsld, Gender & Survey Language . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35 List of Figures
City of Diamond Bar True North Research, Inc. © 2023 . . . . . . . . . . . . . . . . v Figure 40 Maximum Margin of Error . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 38 Crosstabulations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Appendix A (separate) Introduction
City of Diamond Bar True North Research, Inc. © 2023 . . . . . . . . . . . . . . . . 1

I NTRODUCTION
Originally part of a Mexican land grant known as Rancho Los Nogales (“Ranch of the Walnut Trees”), the City of Diamond Bar encompasses approximately 15 square miles in eastern Los Angeles County. Incorporated in 1989 and currently home to an estimated 53,381 residents1, the City's team of full-time and part-time employees provides a full suite of services to its diverse resident and business communities.

As part of its commitment to provide high quality services and responsive local governance, the City of Diamond Bar engages its residents on a daily basis and receives regular feedback on issue, policy, and performance matters. Although these informal feedback mechanisms are a valuable source of information for the City in that they provide timely and accurate information about the opinions of specific residents, it is important to recognize that they do not necessarily provide an accurate picture of the community as a whole. For the most part, informal feedback mechanisms rely on the resident to initiate feedback, which creates a self-selection bias—the City receives feedback only from those residents who are motivated enough to initiate the feedback process. Because these residents tend to be either very pleased or very displeased with the service they have received, their collective opinions are not necessarily representative of the City’s resident population as a whole.

PURPOSE OF STUDY The motivation for the current study was to design and employ a methodology that would avoid the self-selection bias noted above and thereby provide the City with a statistically reliable understanding of its residents’ satisfaction, priorities, and concerns as they relate to services, facilities, and policies provided by the City. Ultimately, the survey results and analyses presented in this report provide City Council and staff with information that can be used to make sound, strategic decisions in a variety of areas including service improvements and enhancements, measuring and tracking internal performance, planning, budgeting, policy making, and community engagement.

To assist in this effort, the City selected True North Research to design the research plan and conduct the study. Broadly defined, the study was designed to:
• Identify key issues of importance for residents, as well as their perceptions of the quality of life in Diamond Bar;
• Measure residents’ overall satisfaction with the City’s efforts to provide municipal services, and their satisfaction with a variety of specific services; • Gather opinions on select topics including public safety, economic development, local governance, and funding priorities; • Gauge satisfaction with the City’s communication efforts and identify residents’ preferred methods of communication; and
• Collect additional background and demographic data that are relevant to understanding residents’ perceptions, needs, and interests.

1. Source: State of California, Department of Finance, E-1City/County Population Estimates, January 2023.

Introduction
City of Diamond Bar True North Research, Inc. © 2023 . . . . . . . . . . . . . . . . 2 OVERVIEW OF METHODOLOGY A full description of the methodology used for this study is included later in this report (see Methodology on page 37). In brief, the survey was administered to a random sample of 640 adults who reside within the City of Diamond Bar. The survey followed a mixed-method design that employed multiple recruiting methods (email, text, and phone) and multiple data collection methods (phone and online). Administered in English, Chinese, and Korean between August 28 and September 6, 2023, the average interview lasted 18 minutes.

ORGANIZATION OF REPORT This report is designed to meet the needs of readers who prefer a summary of the findings as well as those who are interested in the details of the results.

For those who seek an overview of the findings, the section titled Key Findings is for you. It provides a summary of the most important factual findings of the survey in a Question & Answer format. For the interested reader, this section is followed by a more detailed question-by-question discussion of the results from the survey by topic area (see Table of Contents), as well as a description of the methodology employed for collecting and analyzing the data. And, for the truly ambitious reader, the questionnaire used for the interviews is contained at the back of this report (see Questionnaire & Toplines on page 40), and a complete set of crosstabulations for the survey results is contained in Appendix A.

ACKNOWLEDGEMENTS True North thanks the City of Diamond Bar for the opportunity to conduct the study and for contributing valuable input during the design stage of this study. The collective experience, insight, and local knowledge provided by city staff and representatives improved the overall quality of the research presented here.

DISCLAIMER The statements and conclusions in this report are those of the authors (Dr. Timothy McLarney and Richard Sarles) at True North and not necessarily those of the City of Diamond Bar. Any errors and omissions are the responsibility of the authors.

ABOUT TRUE NORTH True North is a full-service survey research firm that is dedicated to providing public agencies with a clear understanding of the values, perceptions, priorities, and concerns of their residents and customers. Through designing and implementing scientific surveys, focus groups, and one-on-one interviews, as well as expert interpretation of the findings, True North helps its clients to move with confidence when making strategic decisions in a variety of areas—such as planning, policy evaluation, performance management, establishing fiscal priorities, passing revenue measures, and developing effective public information campaigns.

During their careers, Dr. McLarney (President) and Mr. Sarles (Principal Researcher) have designed and conducted over 1,200 survey research studies for public agencies—including more than 400 studies for California municipalities and special districts.

Key Findings
City of Diamond Bar True North Research, Inc. © 2023 . . . . . . . . . . . . . . . . 3

K EY F INDINGS
As noted in the Introduction, this study was designed to provide the City of Diamond Bar with a statistically reliable understanding of its residents’ opinions, satisfaction, and priorities as they relate to services, facilities, and policies provided by the City. As such, the findings of this study can provide the City with information needed to make sound, strategic decisions in a variety of areas including performance management, planning, establishing budget priorities, and community engagement.

Whereas subsequent sections of this report are devoted to conveying the detailed results of the survey, in this section we attempt to ‘see the forest through the trees’ and note how the survey results answer key questions that motivated the research. The following conclusions are based on True North’s interpretations of the results, as well as the firm’s experience conducting similar studies for government agencies throughout the State.

How well is the City performing in meeting the
needs of Diamond Bar
residents?
Diamond Bar residents are generally satisfied with the City’s efforts to provide municipal services. When asked to rate the City’s overall performance in providing municipal services, just over three-quarters (76%) of Diamond Bar residents indicated they were either very (23%) or somewhat (53%) satisfied, whereas 17% were dissatisfied and 8% were unsure or unwilling to share their opinion (see Overall Satisfaction on page 10).

Additionally, 45% of African-American respondents and 40% of residents 65 years and older were very satisfied with the City’s performance, the highest among the subgroups.

The high level of satisfaction expressed with the City’s performance in general was also mirrored in residents’ assessments of the City’s performance in providing most specific service areas, with the highest satisfaction scores assigned to the City’s efforts to provide fire protection and emergency medical services (91% very or somewhat satisfied), maintain parks and recreation areas (91%), keep public buildings and facilities clean and attractive (89%), and provide trash collection and recycling services (86%) (see Specific Services on page 12). It’s also worth noting that among residents who interacted with city staff during the 12 months preceding the interview, staff received high marks for being professional (89%), accessible (87%), and helpful (77%) (see Assessment of City Staff on page 30).

Regarding local governance, 85% of respondents with an opinion said that they trust the City of Diamond Bar, 80% agreed that the City treats all residents the same regardless of color, age, income, or identity, 78% felt the City manages its finances well, 77% agreed that the City is transparent in how it operates, and 74% felt the City is responsive to residents’ needs. Approximately two-thirds (68%) of residents with an opinion also agreed that the City listens to residents when making important decisions (see Perceptions of City Government on page 26).

Key Findings
City of Diamond Bar True North Research, Inc. © 2023 . . . . . . . . . . . . . . . . 4 How do residents rate
Diamond Bar as a place
to live, work, and raise a
family?
The City’s performance providing municipal services has also contributed to a high quality of life for residents. More than eight-in-ten residents surveyed provided excellent or good ratings for the overall quality of life in the City as well as for Diamond Bar as a place to raise a family (86% each). Regardless of length or residence, presence of a child in the household, age, ethnicity, presence of a senior in the household, Council District, and survey language, at least eight-in-ten residents rated the quality of life in Diamond Bar as excellent or good. Residents also feel safe in Diamond Bar, with 89% of residents rating Diamond Bar as either a very (38%) or somewhat (50%) safe place to live (see How Safe is Diamond Bar as a Place to Live? on page 14).

Residents expressed nuanced opinions about Diamond Bar when asked to rate the City as a place to retire, recreate, shop and dine, and work. As a place to retire, residents were generally positive—with six-in-ten (63%) using excellent or good to describe Diamond Bar in this regard. Close to half (47%) also provided positive ratings for Diamond Bar as a place to recreate. Residents expressed softer opinions regarding Diamond Bar as a place to work (34%) and shop and dine (24%), although it should be noted that 25% of respondents held no opinion or did not provide a rating for Diamond Bar as a place to work (see Overall Quality of Life on page 7).

Where should the City
focus its efforts in the
future?
In addition to measuring the City’s current performance, a key goal of this study is to look forward and identify opportunities to adjust services, improve facilities, and/or refine communications strategies to best meet the community’s evolving needs and expectations. Although residents are generally satisfied with the City’s performance, there is always room for improvement. Below we note some of the areas that present the best opportunities in this regard.

Considering respondents’ verbatim answers regarding what city government could do to make Diamond Bar a better place to live (see Changes to Improve Diamond Bar on page 9), the list of services and their respective satisfaction levels (see Specific Services on page 12), the greatest differentiators in opinion for the specific services between satisfied and dissatisfied residents (see Differentiators of Opinion on page 13), and how residents prioritized items for future funding (see Spending Priorities on page 23), the topics of improving shopping and dining opportunities, addressing homelessness, managing traffic congestion, maintaining and repairing streets and roads, and managing growth and development stood out in the survey as being key areas of opportunity and interest for Diamond Bar residents.

When the topic of shopping and dining was addressed more specifically, three-quarters (75%) of residents expressed a desire to attract specific stores and restaurants to Diamond Bar—businesses they currently Key Findings
City of Diamond Bar True North Research, Inc. © 2023 . . . . . . . . . . . . . . . . 5 patronize outside of Diamond Bar (see Economic Development on page 19). Prioritizing economic development will not only better meet residents’ desire to shop and dine locally, it will also help the city capture lost sales-tax revenues and generate the additional revenue needed to fund other service and capital improvements desired by residents.

With the recommendation that the City focus on the areas noted above, it is equally important to stress that when it comes to improving satisfaction in service areas, the appropriate strategy is often a combination of better communication and actual service improvements. It may be, for example, that many residents are simply not aware of the City’s ongoing infrastructure improvement efforts or the limits of what a city can do to address homelessness. Choosing the appropriate balance of actual service improvements and efforts to raise awareness on these matters will be a key to maintaining and improving the community’s overall satisfaction in the short- and long-term.

It is also important to keep in mind that although these areas represent opportunities to improve resident satisfaction, the City should not oversteer. Indeed, the primary takeaway from this study is that the City does many things very well, and the emphasis should be on continuing to perform at that high level in those areas. The vast majority of residents were pleased with the City’s efforts to provide services, programs, and facilities and have a favorable opinion of the City’s performance in most areas. The top priority for the City should thus be to do what it takes to maintain the high quality of services that it currently provides.

How well is the City communicating with Diamond Bar residents, and what are some of the
main challenges?
The importance of city communication with residents cannot be overstated. Much of a city’s success is shaped by the quality of information that is exchanged in both directions, from the City to the community and from the community to the City. This study is just one example of Diamond Bar’ efforts to enhance the information flow to the City to better understand the community’s concerns, perceptions, and needs. Some of Diamond Bar’ many efforts to communicate with its residents include its YouTube channel, DBtv cable television channel, newsletters, emails, timely press releases, social media, and its website.

Keeping up with the challenge of communicating with residents has been difficult for public agencies in recent years. As the number of information sources and channels available to the public have increased, so too has the diversity of where residents turn for their information. Not only have entirely new channels arisen to become mainstream and nearly ubiquitous (e.g., social media), within these channels there exists a proliferation of alternative services. To add to the challenge, residents’ preferences for information sources are also dynamic, subject to change as new services are made available while others fade in popularity, making thorough, effective communication a moving target for public agencies.

Key Findings
City of Diamond Bar True North Research, Inc. © 2023 . . . . . . . . . . . . . . . . 6 Against this challenging backdrop, the survey results indicate that the City of Diamond Bar is doing a commendable job communicating with its residents. Close to eight-in-ten (78% of) residents said they were satisfied with the City’s efforts to communicate through newsletters, the Internet, social media, and other means. Even among the subgroup of residents displeased with the City’s overall performance in providing municipal services, more than half (52%) said they were satisfied with the City's communication efforts (see Satisfaction with City-Resident Communication on page 31).

Looking forward, the survey does provide some guidance as to the most effective ways that the City can communicate with residents, as well as how preferred methods of communication may vary based on factors such as age, ethnicity, and satisfaction with the City’s performance (see Communication Preferences on page 33). Overall, respondents indicated that email/electronic newsletters was the most effective method (85% very or somewhat effective), followed by the City’s website (84%), newsletters and information mailed to the home (84%), and a smart phone app for residents to communicate with the City, report issues, and receive updates (80%).

It is important to recognize that the challenges associated with city-resident communication will continue to change (and may continue to grow) as secondary sources proliferate and technology changes. To stay ahead of the curve, Diamond Bar, like other cities, should periodically conduct a careful review of its communications strategies and budget to ensure that both are evolving accordingly.

Quality of Life
City of Diamond Bar True North Research, Inc. © 2023 . . . . . . . . . . . . . . . . 7

Q UALITY OF L IFE
The opening series of questions in the survey was designed to assess residents’ perceptions about the quality of life in the City of Diamond Bar, as well as their ideas on changes that city government could implement to make the community a better place to live—now and in the future.

OVERALL QUALITY OF LIFE At the outset of the survey, residents were asked to rate the City of Diamond Bar on a number of key dimensions including overall quality of life, as a place to raise a family, and as a place to work, using a five-point scale of excellent, good, fair, poor, or very poor. As shown in Figure 1 below, residents’ opinions were mixed. Diamond Bar received the most favorable ratings for the overall quality of life in the City (86% excellent or good) and as a place to raise a family (86%), followed by Diamond Bar as a place to retire (63%) and as a place to recreate (47%). When compared with the other dimensions tested, residents provided lower ratings for Diamond Bar as a place to work (34%) and as a place to shop and dine (24%). The percentage of residents who were unsure or did not have an opinion ranged from a low of <1% (overall quality of life) to a high of 25% (as a place to work).

Question 2 How would you rate: _____? Would you say it is excellent, good, fair, poor or very poor?
FIGURE 1 RATING CITY OF DIAMOND BAR
Tables 1-5 on the next page show how ratings of excellent or good for each dimension varied by demographic characteristics of residents. Respondents generally held a very positive assessment of the quality of life in the City. Indeed, regardless of length or residence, presence of a child in the household, age, ethnicity, presence of a senior in the household, Council District, and survey language, at least 80% of residents rated the quality of life in the City as excellent or good.

33.2 43.5

29.8 14.1

4.4 53.0

42.2 33.5

33.0 22.4

19.5 12.2

9.6 19.9

29.3 23.1

36.0 1

11.2 23.0

12.2 7.3
2 14.0

16.3 4.7
1 3

4.4 7.0
1 6.4

24.6 0 10 20 30 40 50 60 70 80 90 100
The overall quality of life
in Diamond Bar
Diamond Bar as a place
to raise a family
Diamond Bar as a place
to retire
Diamond Bar as a place
to recreate
Diamond Bar as a place
to work
Diamond Bar as a place
to shop and dine
% Respondents
Excellent Good Fair Poor Very poor Not sure
Quality of Life
City of Diamond Bar True North Research, Inc. © 2023 . . . . . . . . . . . . . . . . 8 Across the six dimensions, the most variation in opinion (i.e., the difference between the highest and lowest ratings within a category) was evidenced by age and survey language. In particular, residents 45 to 64 years of age generally provided lower ratings than their counterparts in other age groups (or were part of a wider age range that provided lower ratings). Residents who took the survey in Korean also provided much lower ratings than those who took the survey in Chinese or English for Diamond Bar as a place to raise a family, retire, recreate, and shop and dine (ratings were comparable for quality of life and as a place to work).

TABLE 1 RATING CITY OF DIAMOND BAR BY YEARS IN DIAMOND BAR & CHILD IN HSLD TABLE 2 RATING CITY OF DIAMOND BAR BY AGE
TABLE 3 RATING CITY OF DIAMOND BAR BY ETHNICITY & SENIOR 65+ IN HSLD TABLE 4 RATING CITY OF DIAMOND BAR BY SURVEY LANGUAGE & HOME OWNERSHIP STATUS TABLE 5 RATING CITY OF DIAMOND BAR BY COUNCIL DISTRICT
Less than 5 5 to 9 10 to 14 15 or more Yes No
The overall quality of life in Diamond Bar 84.3 87.2 88.6 85.9 88.8 86.8 Diamond Bar as a place to raise a family 86.3 86.4 76.0 87.0 86.7 85.6 Diamond Bar as a place to retire 66.1 62.1 57.7 63.5 57.6 67.3 Diamond Bar as a place to recreate 55.2 49.0 46.8 45.1 48.7 46.6 Diamond Bar as a place to work 27.3 34.0 32.8 35.6 33.9 34.1 Diamond Bar as a place to shop and dine 29.2 20.8 35.4 21.4 24.4 23.0 Years in Diamond Bar (Q1) Child in Hsld (QD3)
18 to 24 25 to 34 35 to 44 45 to 54 55 to 64 65 or older The overall quality of life in Diamond Bar 89.8 89.5 86.3 81.3 86.2 88.2 Diamond Bar as a place to raise a family 91.8 89.8 89.0 84.6 77.9 87.5 Diamond Bar as a place to retire 74.6 82.9 60.3 50.3 48.8 73.9 Diamond Bar as a place to recreate 69.2 46.2 49.2 34.8 40.3 56.3 Diamond Bar as a place to work 43.7 37.1 24.7 33.6 33.8 36.4 Diamond Bar as a place to shop and dine 41.3 20.3 22.7 18.1 18.3 29.9 Age (QD1)
Caucasian
White
Latino/
Hispanic
Af American
/ Black
Asian
American Yes No
The overall quality of life in Diamond Bar 85.9 87.9 88.4 85.6 85.2 87.8 Diamond Bar as a place to raise a family 84.5 91.3 96.5 83.5 83.8 86.3 Diamond Bar as a place to retire 57.9 68.4 70.1 62.9 64.2 62.4 Diamond Bar as a place to recreate 51.5 53.2 51.7 43.8 47.8 46.8 Diamond Bar as a place to work 30.6 38.9 45.6 31.9 35.6 31.4 Diamond Bar as a place to shop and dine 17.6 17.9 33.0 27.3 25.7 22.1 Ethnicity (QD7) Senior 65+ in Hsld (QD4)
English Korean Chinese Own Rent
Live w/
others
The overall quality of life in Diamond Bar 87.1 80.0 83.1 88.1 86.4 72.8 Diamond Bar as a place to raise a family 89.2 66.7 72.3 86.8 83.7 84.1 Diamond Bar as a place to retire 65.9 38.8 57.1 65.0 62.1 53.7 Diamond Bar as a place to recreate 49.1 28.1 42.7 47.5 50.4 35.7 Diamond Bar as a place to work 34.2 32.1 30.9 33.1 34.7 32.6 Diamond Bar as a place to shop and dine 20.8 11.7 45.8 24.9 21.1 11.6 Survey Language Home Ownership Status (QD5)
One Two Three Four Five
The overall quality of life in Diamond Bar 87.1 82.9 86.5 86.8 87.5 Diamond Bar as a place to raise a family 84.9 88.4 83.7 86.5 85.2 Diamond Bar as a place to retire 64.4 65.4 60.5 63.2 63.0 Diamond Bar as a place to recreate 46.4 56.4 47.6 38.0 47.3 Diamond Bar as a place to work 34.3 34.3 30.0 26.5 43.0 Diamond Bar as a place to shop and dine 23.0 20.5 22.8 20.8 32.4 Council District
Quality of Life
City of Diamond Bar True North Research, Inc. © 2023 . . . . . . . . . . . . . . . . 9 CHANGES TO IMPROVE DIAMOND BAR The next question in this series asked residents to indicate the one thing that city government could change to make Diamond Bar a better place to live. Question 3 was presented in an open-ended manner, allowing residents to mention any aspect or attribute that came to mind without being prompted by, or restricted to, a particular list of options. True North later reviewed the verbatim responses and grouped them into the categories shown in Figure 2.

Close to one-in-five respondents could not think of a desired change (13%) or stated flatly that no changes are needed (7%). Among the specific changes desired to make Diamond Bar a better place to live, improving shopping and dining opportunities was the most commonly mentioned (27%). Other desired changes mentioned by at least 5% of respondents included providing more recreation activities and community events (8%), reducing traffic congestion (8%), improving public safety (7%), addressing homeless issues (6%), improving parks and recreation facilities (5%), and enforcing traffic laws (5%).

Question 3 If the city government could change one thing to make Diamond Bar a better place to live now and in the future, what change would you like to see? FIGURE 2 CHANGES TO IMPROVE CITY

26.6 13.0

8.1 7.8

7.0 6.9

6.3 5.4

5.4 3.8

3.4 2.5

2.4 2.1

1.9 1.8

1.7 3.1

3.8 0 5 10 15 20 25 30
Improve shopping, dining opportunities
Not sure / Cannot think of anything specific
Provide more rec activities, community events
Reduce traffic congestion
No changes needed / Everything is fine
Improve public safety
Address homeless issues
Add, improve parks, rec facilities for all
Enforce traffic laws
Improve city cleanliness, landscaping
Provide more police presence
Improve diversity in general
Provide more shopping centers
Revitalize, redevelop downtown
Provide more affordable housing
Limit growth, development
Improve assistance to seniors
Provide more sidewalks
Enforce city codes
% Respondents
City Services
City of Diamond Bar True North Research, Inc. © 2023 . . . . . . . . . . . . . . . . 10

C ITY S ERVICES
After measuring respondents’ perceptions of the quality of life in Diamond Bar, the survey next turned to assessing their opinions about the City’s performance in providing various municipal services.

OVERALL SATISFACTION The first question in this series asked respondents to indicate if, overall, they were satisfied or dissatisfied with the job the City of Diamond Bar is doing to provide city services. Because this question does not reference a specific program, facility, or service and requested that the respondent consider the City’s performance in general, the findings of this question may be regarded as an overall performance rating for the City.

As shown in Figure 3, just over three-quarters (76%) of Diamond Bar residents indicated they were either very (23%) or somewhat (53%) satisfied with the City’s efforts to provide municipal services. Approximately 17% were very or somewhat dissatisfied, whereas 8% were unsure or unwilling to share their opinion.

Question 4 Next, I would like to ask a series of questions about services provided by the City of Diamond Bar. Generally speaking, are you satisfied or dissatisfied with the job the City of Diamond Bar is doing to provide city services? FIGURE 3 OVERALL SATISFACTION
The next three figures display how residents’ opinions about the City’s overall performance in providing municipal services varied by key demographics, with satisfaction ranging from a low of 63% to a high of 94% across subgroups. Responses were generally consistent (+/- 5%) by presence of a senior in the household, home ownership status, gender, and presence of a child in the household. More variation was evidenced by length of residence, age, ethnicity, Council District, and survey language, with newer residents (less than 5 years), respondents 18 to 24 years of age or 65 years and older, African-American residents, those in Council District 3, and respondents who took the survey in English or Korean reporting higher levels of satisfaction with the City’s performance in providing municipal services than their subgroup counterparts. Additionally, 45% of African-American respondents and 40% of residents 65 years and older were very satisfied with the City’s performance, the highest among the subgroups.

Prefer not to
answer

0.2 Very
dissatisfied

3.7 Somewhat
satisfied

53.0 Very satisfied

23.0 Not sure

7.5 Somewhat
dissatisfied

12.8 City Services
City of Diamond Bar True North Research, Inc. © 2023 . . . . . . . . . . . . . . . . 11 FIGURE 4 OVERALL SATISFACTION BY YEARS IN DIAMOND BAR & AGE FIGURE 5 OVERALL SATISFACTION BY ETHNICITY, SENIOR 65+ IN HSLD & COUNCIL DISTRICT FIGURE 6 OVERALL SATISFACTION BY HOME OWNERSHIP STATUS, SURVEY LANGUAGE, GENDER & CHILD IN HSLD

33.9 18.8

26.6 12.9 13.3

39.5 56.4

62.5 50.6

49.6 58.4

45.9 25.2 19.7

12.7 Very
satisfied

24.6 52.0

53.8 55.6
Smwt
satisfied

56.5 0
10 20
30 40
50 60
70 80
90 100
Less than 5 5 to 9 10 to 14 15 or more 18 to 24 25 to 34 35 to 44 45 to 54 55 to 64 65 or older Years in Diamond Bar (Q1) Age (QD1)
% Respondents

29.1 19.2 20.9 17.1

28.9 24.8 23.0

50.8 57.1 55.6 57.6

52.8 51.4 47.3
Very
satisfied

29.8 20.3

45.1 20.3
Smwt
satisfied

47.6 54.6

48.9 54.2
0 10
20 30
40 50
60 70
80 90
100
Caucasian
/ White
Latino /
Hispanic
Af
American /
Black
Asian
American
Yes No One Two Three Four Five
Ethnicity (QD7) Senior 65+ in Hsld
(QD4)
Council District
% Respondents

16.3 8.6

24.6 22.7 21.1 24.3

61.4 56.6

51.7 55.2 53.0

55.2 25.9

17.0 20.5
Very
satisfied

24.0 51.8 57.0 61.5
Smwt
satisfied

52.7 0
10 20
30 40
50 60
70 80
90 100
Own Rent Live w/
others
English Korean Chinese Male Female Yes No
Home Ownership Status (QD5) Survey Language Gender (QD2) Child in Hsld (QD3) % Respondents
City Services
City of Diamond Bar True North Research, Inc. © 2023 . . . . . . . . . . . . . . . . 12 SPECIFIC SERVICES Whereas Question 4 addressed the City’s overall performance in providing municipal services, Question 5 asked respondents to rate their satisfaction with the City’s efforts to provide each of the specific services shown in Figure 7. For comparison purposes between the services, only respondents who held an opinion (either satisfied or dissatisfied) are included in the figure. Those who did not have an opinion were removed from this analysis. The percentage of respondents who provided an opinion (either satisfied or dissatisfied) is presented in brackets beside the service label in the figure, while the bars represent the answers of those with an opinion. Thus, for example, of the 87% of respondents who expressed an opinion regarding the City’s efforts to provide fire protection and emergency medical services, 44% indicated they were very satisfied and 47% offered that they were somewhat satisfied.

Question 5 For each of the services I read, I'd like you to tell me how satisfied you are with the job the city is doing to provide the service. Are you satisfied or dissatisfied with the city's efforts to: _____, or do you not have an opinion?
FIGURE 7 SATISFACTION WITH SERVICES
At the top of the list, respondents were most satisfied with the City’s efforts to provide fire protection and emergency medical services (91% very or somewhat satisfied), maintain parks and recreation areas (91%), keep public buildings and facilities clean and attractive (89%), and provide trash collection and recycling services (86%). At the other end of the spectrum, respondents were less satisfied with the City’s efforts to manage traffic congestion in the City (47%) and address homelessness (47%).

44.2 45.8

43.5 44.0

30.7 27.6

30.8 32.0

33.7 31.8

34.1 29.8

24.4 20.5

14.5 19.3

15.9 11.0

47.2 44.9

45.7 42.4

53.0 54.5

50.1 48.4

45.1 45.3

43.0 44.2

45.4 44.3

49.2 37.4

31.0 35.7

6.4 6.6

8.5 9.6

12.5 11.9

11.9 14.5

19.1 23.4

22.1 29.1

28.8 31.3

5.1 11.2

11.8 14.2

14.2 24.3

22.0 15.2

18.1 14.2

17.5 4
2 6.0

4.8 8.7

8.4 6.0

7.2 3
2 4
0 10 20 30 40 50 60 70 80 90 100
Provide fire protection and emergency medical services [87%] Maintain parks and recreation areas [97%]
Keep public buildings and facilities clean and attractive [97%] Provide trash collection and recycling services [98%]
Provide online access to City services, information, and resources [88%] Operate in an environmentally-friendly, sustainable way [80%] Preserve and protect open space [90%]
Prepare the City for emergencies [76%]
Provide programs and services for seniors [69%]
Provide recreation programs for all ages [87%]
Maintain and repair streets and roads [98%]
Provide for diversity, inclusion within City events, services, policies [79%] Provide law enforcement and crime prevention services [92%] Manage growth and development [84%]
Promote economic development for a healthy business community [77%] Provide cultural and performing arts [81%]
Address homelessness [84%]
Manage traffic congestion in the city [98%]
% Respondents Who Provided Opinion
Very satisfied Somewhat satisfied Somewhat dissatisfied Very dissatisfied City Services
City of Diamond Bar True North Research, Inc. © 2023 . . . . . . . . . . . . . . . . 13 DIFFERENTIATORS OF OPINION For the interested reader, Table 6 displays how the level of satisfaction with each specific service tested in Question 5 varied according to residents’ overall performance ratings for the City (see Overall Satisfaction on page 10). The table divides the 76% of residents who were satisfied with the City’s overall performance (Question 4) into one group and the 17% who were dissatisfied into a second group. The percentage figures in the columns indicate the percentage of respondents in the group that were satisfied with the identified service. Also displayed in the far right column is the difference between the two groups in terms of the percentage who indicated they were satisfied with the City’s efforts to provide each service tested in Question 5. For convenience, the services are sorted by that difference, with the greatest differentiators of opinion near the top of the table.

Thus, for example, among those who were generally satisfied with the City’s overall performance in providing municipal services, 74% were also satisfied with the City’s efforts to manage growth and development, whereas just 28% of those generally dissatisfied with the City’s overall performance were satisfied with this specific service area. This results in a large gap in satisfaction between these two groups (47%) for this service.

When compared with their counterparts, those satisfied with the City’s performance in providing services overall were also more likely to express satisfaction with the City’s efforts to provide each of the individual services tested in Question 5. With that said, the greatest specific differentiators of opinion between satisfied and dissatisfied residents were found with respect to the City’s efforts to manage growth and development and maintain and repair streets and roads. At the other end of the spectrum, there was much less difference between the two resident groups regarding their satisfaction with the City’s efforts to maintain parks and recreation areas.

TABLE 6 SATISFACTION WITH SPECIFIC SERVICES BY SATISFACTION WITH CITY’S OVERALL PERFORMANCE Very or somewhat
satisfied
Very or somewhat
dissatisfied
Manage growth and development 74.1 27.5 46.6
Maintain and repair streets and roads 84.8 40.9 43.9
Promote economic development for a healthy business community 71.8 34.7 37.1 Provide law enforcement and crime prevention services 76.6 41.6 35.0 Prepare the City for emergencies 86.8 54.2 32.6
Provide for diversity, inclusion within City events, services, policies 80.8 49.4 31.4 Provide programs and services for seniors 85.2 53.9 31.2 Operate in an environmentally-friendly, sustainable way 87.7 56.6 31.1 Provide online access to City services, information, and resources 89.5 60.0 29.4 Preserve and protect open space 85.9 58.0 27.9
Provide trash collection and recycling services 91.9 64.3 27.6 Provide cultural and performing arts 62.0 35.9 26.2
Address homelessness 52.4 26.4 26.1
Manage traffic congestion in the city 52.4 27.6 24.9
Provide recreation programs for all ages 82.1 58.6 23.4 Provide fire protection and emergency medical services 95.5 72.4 23.1 Keep public buildings and facilities clean and attractive 93.4 70.6 22.8 Maintain parks and recreation areas 94.2 75.9 18.3
Satisfaction With
City's Overall Performance (Q4) Difference Between
Groups For Each
Service
% Respondents Satisfied With Each Service
Public Safety
City of Diamond Bar True North Research, Inc. © 2023 . . . . . . . . . . . . . . . . 14

P UBLIC S AFETY
Ensuring the personal safety of residents is the most basic function of local government. It is important to keep in mind, of course, that public safety is as much a matter of perceptions as it is a matter of reality. Regardless of actual crime statistics, if residents don’t feel safe then they will not enjoy the many cultural, recreational, and shopping opportunities available in the City of Diamond Bar that will enhance their quality of life. Accordingly, the survey included questions related to how safe residents feel overall as well as in a variety of situations.

HOW SAFE IS DIAMOND BAR AS A PLACE TO LIVE? The first question in this series asked respondents to rate the overall safety of Diamond Bar as a place to live. Eighty-nine percent (89%) of residents rated Diamond Bar as either very safe (38%) or somewhat safe (50%) as a place to live, with the remainder viewing the City as somewhat unsafe (9%), very unsafe (1%), or were unsure (2%).

Question 6 Overall, how safe is Diamond Bar as a place to live? Would you say it is very safe, somewhat safe, somewhat unsafe, or very unsafe?
FIGURE 8 PERCEIVED SAFETY OF CITY
Figures 9-11 on the next page show how residents’ assessments of safety within Diamond Bar varied across subgroups. At least eight-in-ten residents in nearly every identified subgroup rated Diamond Bar as a safe place to live. Comparatively, respondents who took the survey in Chinese and those dissatisfied with the job the City is doing to provide services provided lower overall safety ratings (<80%), whereas residents in the 18 to 24 year age group had the highest percentage of respondents (69%) who rated the City as very safe.

Prefer not to
answer

0.1 Very unsafe

1.4 Somewhat safe

50.2 Very safe

38.4 Not sure

1.5 Somewhat
unsafe

8.5 Public Safety
City of Diamond Bar True North Research, Inc. © 2023 . . . . . . . . . . . . . . . . 15 FIGURE 9 PERCEIVED SAFETY OF CITY BY YEARS IN DIAMOND BAR & AGE FIGURE 10 PERCEIVED SAFETY OF CITY BY ETHNICITY & COUNCIL DISTRICT FIGURE 11 PERCEIVED SAFETY OF CITY BY SURVEY LANGUAGE, GENDER, OVERALL SATISFACTION, CHILD IN HSLD & SENIOR 65+ IN HSLD

68.9 46.8 41.5

26.6 28.1

40.6 31.1

49.5 50.2

56.7 52.3

52.2 39.8

31.5 30.6
Very
safe

40.3 47.4

52.9 60.4
Smwt
safe

54.0 0
10 20
30 40
50 60
70 80
90 100
Less than 5 5 to 9 10 to 14 15 or more 18 to 24 25 to 34 35 to 44 45 to 54 55 to 64 65 or older Years in Diamond Bar (Q1) Age (QD1)
% Respondents

37.0 32.3 37.8 38.2 46.5

57.4 55.7 52.4 46.4

39.1 Very
safe

39.5 38.0

50.2 37.3
Smwt
safe

49.1 55.5

46.3 49.1
0 10
20 30
40 50
60 70
80 90
100
Caucasian /
White
Latino /
Hispanic
Af American
/ Black
Asian
American
One Two Three Four Five
Ethnicity (QD7) Council District
% Respondents

40.0 43.9

19.9 33.5

42.1 36.6 38.1

46.2 48.9

52.3 54.8

48.3 50.7 52.3

38.8 13.2

32.6 Very
safe

43.2 53.4

64.2 60.1
Smwt
safe

47.1 0
10 20
30 40
50 60
70 80
90 100
English Korean Chinese Male Female Satisfied Dissatisfied Yes No Yes No Survey Language Gender (QD2) Overall Satisfaction
(Q4)
Child in Hsld (QD3) Senior 65+ in Hsld
(QD4)
% Respondents
Public Safety
City of Diamond Bar True North Research, Inc. © 2023 . . . . . . . . . . . . . . . . 16 SAFETY IN SPECIFIC SCENARIOS Whereas Question 6 asked respondents to rate the overall safety of Diamond Bar as a place to live, Question 7 presented the five specific scenarios listed to the left of Figure 12 and asked residents to describe how safe they feel in each scenario using the scale shown at the top of the figure.

Question 7 When you are: _____, would you say that you feel very safe, somewhat safe, somewhat unsafe, or very unsafe? FIGURE 12 PERCEPTIONS OF PERSONAL SAFETY
As shown in Figure 12, residents’ perceived safety varied depending on the scenario. Residents indicated that they felt safest walking in their neighborhood during the day (95% very or somewhat safe), followed by walking in commercial and shopping areas of the City during the day (91%) and visiting local parks and open space areas (86%). Just over three-quarters of residents felt safe walking in their neighborhood after dark (77%) while seven-in-ten felt safe walking in commercial and shopping areas of the City after dark (71%). The percentage of residents who felt very safe in each scenario ranged from a low of 25% when walking in commercial and shopping areas of the City after dark to a high or 62% when walking in their neighborhood during the day.

Figures 13 to 16 on the following pages show how feelings of safety in each scenario varied by age, presence of a child in the home, presence of a senior in the home, home ownership status, ethnicity, gender, Council District, and survey language.

62.2 53.2

47.6 30.3

32.6 37.3

38.6 46.2

45.8 9.0

15.5 25.0 18.5
7 4
4 1
2 1
65 1
1 3
4 0 10 20 30 40 50 60 70 80 90 100
Walking in your neighborhood during the day
Walking in commercial and shopping areas of the City during the day Visiting local parks and open space areas
Walking in your neighborhood after dark
Walking in commercial and shopping areas of the City after dark % Respondents
Very safe Somewhat safe Somewhat unsafe Very unsafe Not sure Public Safety
City of Diamond Bar True North Research, Inc. © 2023 . . . . . . . . . . . . . . . . 17 FIGURE 13 PERCEPTIONS OF PERSONAL SAFETY BY AGE
FIGURE 14 PERCEPTIONS OF PERSONAL SAFETY BY CHILD IN HSLD, SENIOR 65+ IN HSLD & HOME OWNERSHIP STATUS FIGURE 15 PERCEPTIONS OF PERSONAL SAFETY BY ETHNICITY & GENDER 100 100 98 92 90 96 100
93 92
90 86
91 93
93 94
83 79
86 91
92 81
70 68
71 90
83 71
71 62
65 0
10 20
30 40
50 60
70 80
90 100
18 to 24 25 to 34 35 to 44 45 to 54 55 to 64 65 or older Age (QD1)
% Respondents Who Feel Very or Somewhat Safe
Walking in your
neighborhood during the
day
Walking in commercial and
shopping areas of the
City during the day
Visiting local parks and
open space areas
Walking in your
neighborhood after dark
Walking in commercial and
shopping areas of the
City after dark
95 95
92 96
95 9595
91 91
89 91
91 91
91 91
84 83
89 86
90 84
77 78
70 81
76 80
84 70
72 64
75 71
72 71
0 10
20 30
40 50
60 70
80 90
100
Yes No Yes No Own Rent Live w/ others
Child in Hsld (QD3) Senior 65+ in Hsld (QD4) Home Ownership Status (QD5) % Respondents Who Feel Very or Somewhat Safe
Walking in your
neighborhood during the
day
Walking in commercial and
shopping areas of the
City during the day
Visiting local parks and
open space areas
Walking in your
neighborhood after dark
Walking in commercial and
shopping areas of the
City after dark
92 92
92 97
96 93
85 93
89 9292
89 84
87 90
87 90
84 76
77 73
77 84
69 65
81 64
70 76
66 0
10 20
30 40
50 60
70 80
90 100
Caucasian / White Latino / Hispanic Af American / Black Asian American Male Female Ethnicity (QD7) Gender (QD2)
% Respondents Who Feel Very or Somewhat Safe
Walking in your
neighborhood during the
day
Walking in commercial and
shopping areas of the
City during the day
Visiting local parks and
open space areas
Walking in your
neighborhood after dark
Walking in commercial and
shopping areas of the
City after dark
Public Safety
City of Diamond Bar True North Research, Inc. © 2023 . . . . . . . . . . . . . . . . 18 FIGURE 16 PERCEPTIONS OF PERSONAL SAFETY BY COUNCIL DISTRICT & SURVEY LANGUAGE 919697 9298 959595 909394 84 929192 858989 87 80 8687 85 81 73
78 80
73 78
79 68
67 68
73 71
69 7272
73 63
0 10
20 30
40 50
60 70
80 90
100
One Two Three Four Five English Korean Chinese
Council District Survey Language
% Respondents Who Feel Very or Somewhat Safe
Walking in your
neighborhood during the
day
Walking in commercial and
shopping areas of the
City during the day
Visiting local parks and
open space areas
Walking in your
neighborhood after dark
Walking in commercial and
shopping areas of the
City after dark
Economic Development
City of Diamond Bar True North Research, Inc. © 2023 . . . . . . . . . . . . . . . . 19

E CONOMIC D EVELOPMENT
One of the challenges for any city is to create sustainable economic development initiatives that will support the tax base required for current and future needs. Naturally, the success and sustainability of future retail economic initiatives depends in part on the shopping behaviors and preferences of Diamond Bar residents. Businesses that meet these preferences will thrive, whereas those that do not will not succeed. Accordingly, the survey included questions to identify residents’ current desire for new shopping and dining opportunities in the City.

INTEREST IN ADDITIONAL STORES OR RESTAURANTS Residents were first asked to indicate whether, among the retail stores and restaurants their household currently visits outside of the City, there are any they would like to have available in Diamond Bar. As shown in Figure 17, three-quarters of respondents (75%) answered this question in the affirmative.

Question 8 Thinking of the retail stores and restaurants that your household visits outside of the City, are there any that you would like to have available in Diamond Bar? FIGURE 17 DESIRE ADDITIONAL RETAIL STORE, RESTAURANT IN DIAMOND BAR With the exception of residents who have lived in Diamond Bar between 10 and 14 years, those 18 to 34 years of age, African American respondents, and residents of Council District 5, at least 70% of residents in every identified subgroup expressed interest in having additional retail stores and restaurants in Diamond Bar (see figures 18 to 20 on the next page).

Not sure

8.6 Desire retail
stores,
restaurants

75.4 Do not desire
retail stores,
restaurants

14.7 Prefer not to
answer

1.3 Economic Development
City of Diamond Bar True North Research, Inc. © 2023 . . . . . . . . . . . . . . . . 20 FIGURE 18 DESIRE ADDITIONAL RETAIL STORE, RESTAURANT IN DIAMOND BAR BY YEARS IN DIAMOND BAR, AGE &

OVERALL SATISFACTION
FIGURE 19 DESIRE ADDITIONAL RETAIL STORE, RESTAURANT IN DIAMOND BAR BY ETHNICITY, SENIOR 65+ IN HSLD &

COUNCIL DISTRICT
FIGURE 20 DESIRE ADDITIONAL RETAIL STORE, RESTAURANT IN DIAMOND BAR BY HOME OWNERSHIP STATUS, SURVEY

LANGUAGE, GENDER & CHILD IN HSLD

46.6 64.7

85.7 86.5

82.1 70.7 73.5

80.5 77.2 74.8

59.6 77.6
0 10
20 30
40 50
60 70
80 90
100
Less than
5 5 to 9 10 to 14 15 or more 18 to 24 25 to 34 35 to 44 45 to 54 55 to 64 65 or older Satisfied Dissatisfied Years in Diamond Bar (Q1) Age (QD1) Overall Satisfaction (Q4)
% Respondents That Desire Additional
Stores, Restaurants

78.5 75.3 78.3 78.3 75.3 78.9

66.3 72.3

65.1 79.8 82.5
0 10
20 30
40 50
60 70
80 90
100
Caucasian
/ White
Latino /
Hispanic
Af
American /
Black
Asian
American
Yes No One Two Three Four Five
Ethnicity (QD7) Senior 65+ in Hsld
(QD4)
Council District
% Respondents That Desire Additional
Stores, Restaurants

82.3 71.7 73.8 76.8 80.0

72.8 74.9 74.8

82.4 75.7
0 10
20 30
40 50
60 70
80 90
100
Own Rent Live w/
others
English Korean Chinese Male Female Yes No
Home Ownership Status (QD5) Survey Language Gender (QD2) Child in Hsld (QD3) % Respondents That Desire Additional
Stores, Restaurants
Economic Development
City of Diamond Bar True North Research, Inc. © 2023 . . . . . . . . . . . . . . . . 21 SPECIFIC RESTAURANTS & STORES Those interested in new businesses in the City were next asked to name the one or two restaurants (Question 9) or stores (Question 10) they were most interested in having located in Diamond Bar. These questions were asked in an openended manner, allowing respondents to name any business that came to mind without being limited to a list of options. True North later reviewed the verbatim responses and grouped them into the broader categories shown in the figures, which also provide examples of most categories in parentheses.

As shown in Figure 21, a greater variety of cuisines in general such as Greek, Mexican, Italian, and Asian was the most frequent response when asked what type of restaurant that residents would like to have located in the City (32%), followed by family restaurant chains such as Cheesecake Factory and Olive Garden (25%), fast food restaurants such as Cava and Cane’s (16%), and upscale restaurants and steak houses such as Norms and Ruth’s Chris (13%). Eighteen percent (18%) of respondents who said they wanted more businesses located in Diamond Bar could not provide any specific restaurants when prompted.

Question 9 What are the names of the one or two restaurants you would most like to have located in Diamond Bar?
FIGURE 21 TYPES OF RESTAURANTS DESIRED IN DIAMOND BAR
When asked to provide the names of one or two retail stores they would most like to have located in Diamond Bar, 26% of the households that desired additional businesses in the City could not name any in particular and one-quarter (25%) said specialty organic food stores such as Whole Foods and Trader Joe’s. An additional 9% cited discount stores such as Marshalls and Dollar Tree, 8% said large wholesale stores such as Sam’s Club and Costco, 8% wanted upscale department stores such as Macy’s and Nordstrom, and 7% would like large department stores such as Wal-Mart and Target to be located in Diamond Bar (see Figure 22 on the next page).

32.2 24.6

17.5 16.3

13.0 8.3

5.1 4.9

4.1 2.5

2.5 1.4

3.8 1.6
0 5 10 15 20 25 30 35
Greater variety of cuisines, cultures (Greek, Mexican, Italian, Asian) Family chain restaurants (Cheesecake Factory, Olive Garden) Not sure / No specific names come to mind
Fast food restaurants (Cava, Cane’s)
Upscale restaurants, steak houses (Norms, Ruth’s Chris Steakhouse) Breweries, pubs, sports bars (BJ’s, Yard House)
Small bakeries, cafes, coffee (Corner Bakery, Porto’s)
Breakfast, lunch restaurants
BBQ restaurants
Seafood restaurants
Non-restaurant mentions
Vegan, healthy restaurants
Locally-owned, non-chain restaurants
Fewer Asian restaurants
% Respondents Who Desire Additional Restaurants
Economic Development
City of Diamond Bar True North Research, Inc. © 2023 . . . . . . . . . . . . . . . . 22 Question 10 What are the names of the one or two retail stores you would most like to have located in Diamond Bar?
FIGURE 22 TYPES OF RETAIL STORE DESIRED IN DIAMOND BAR

26.2 24.9

9.3 8.2

8.1 6.6

5.0 4.9

4.8 4.3

4.0 3.3

2.6 2.1

1.8 1.5

4.5 3.8
0 5 10 15 20 25 30
Not sure / No specific names come to mind
Specialty, organic foods stores (Whole Foods Market, Trader Joes) Discount stores (Marshalls, Dollar Tree)
Large wholesale stores (Sam’s Club, Costco)
Upper-scale department stores (Macy's, Nordstrom)
Large department stores (Wal-Mart, Target)
Books, arts and crafts stores (Hobby Lobby, Barnes & Nobles) Home décor, houseware stores (Home Goods, World Market) Home improvement stores (Lowe’s, Home Depot)
Shoe, footwear stores (Vans, DSW)
Sports, outdoor goods stores (Dick's, Big 5)
Cosmetics, body care stores (Sephora, Bath & Body Works) Grocery stores (Stater Bros, 99 Ranch Market)
Upper scale clothing stores (H & M, White & Black)
Clothing stores (Tilly’s, Uniqlo)
Electronics, computer stores (Apple Store, Best Buy)
Drug stores (Rite-aid, Walgreens)
Pet stores (Petco, PetSmart)
% Respondents Who Desire Additional Stores
Priorities
City of Diamond Bar True North Research, Inc. © 2023 . . . . . . . . . . . . . . . . 23

P RIORITIES
It is often the case that residents’ desires for public facilities and programs exceed a city’s financial resources. In such cases, a city must prioritize services based upon a variety of factors, including the preferences and needs of residents.

SPENDING PRIORITIES Question 11 was designed to provide Diamond Bar with a reliable measure of how residents, as a whole, prioritize a variety of projects and services to which the City could allocate resources in the future. The format of the question was straightforward: after informing respondents that the City does not have the financial resources to fund all of the services and facilities that may be desired by residents, respondents were asked whether each item shown in Figure 23 should be a high, medium, or low priority for future city spending—or if the City should not spend money on the item at all. To encourage a sense of competition, respondents were instructed that not all of the projects and services could be high priorities.

Question 11 The City of Diamond Bar has the resources to provide some of the services and facilities desired by residents. However, because it can't fund every service, the City must set priorities. As I read each of the following items, please indicate whether you think the City should make the item a high priority, a medium priority, or a low priority for future city spending. If you feel the City should not spend any money on this item, just say so. Please keep in mind that not all of the items can be high priorities.

FIGURE 23 SPENDING PRIORITIES
The projects and services are sorted in Figure 23 from high to low based on the percentage of respondents who indicated that an item was at least a medium priority for future city spending.

Among the items tested, improving the maintenance of local streets was assigned the highest priority (82% high or medium priority), followed by addressing homelessness (78%) and working with property owners to create a pedestrian-oriented and walkable Diamond Bar Town Center (69%). When compared to the other projects tested, Diamond Bar residents assigned a lower priority to facilitating the development of housing for low- and middle-income families (49%).

42.0 57.9

39.7 26.2

34.0 24.5

22.2 17.8

26.6 40.2

20.2 29.6

39.3 30.5

38.5 40.5

40.7 22.7
0 10 20 30 40 50 60 70 80 90 100
Improve the maintenance of local streets
Address homelessness
Work with property owners to create a pedestrian-oriented and walkable Diamond Bar Town Center
Improve existing and/or build new local parks and recreational facilities Improve the enforcement of traffic laws
Expand the network of paths and trails for walking, running and biking Expand or improve senior programs and services
Provide more special events and community festivals
Facilitate the development of housing for low- and middle-income families
% Respondents
High priority Medium priority
Priorities
City of Diamond Bar True North Research, Inc. © 2023 . . . . . . . . . . . . . . . . 24 For the interested reader, the tables below show how the percentage of respondents who rated each item as at least a medium priority varied by a number of respondent demographics. To ease comparisons, the top three priority items are highlighted in green for each subgroup. Although rated lowest by respondents overall, facilitating the development of housing for low- and middleincome families was a top priority for residents 18 to 24 years of age, renters, and residents who lived with friends/relatives rent free.

TABLE 7 SPENDING PRIORITIES BY YEARS IN DIAMOND BAR & OVERALL SATISFACTION (SHOWING % HIGH & MEDIUM

PRIORITY)
TABLE 8 SPENDING PRIORITIES BY AGE (SHOWING % HIGH & MEDIUM PRIORITY) TABLE 9 SPENDING PRIORITIES BY ETHNICITY & SENIOR 65+ IN HSLD (SHOWING % HIGH & MEDIUM PRIORITY) TABLE 10 SPENDING PRIORITIES BY HOME OWNERSHIP STATUS, CHILD IN HSLD & GENDER (SHOWING % HIGH &

MEDIUM PRIORITY)
TABLE 11 SPENDING PRIORITIES BY COUNCIL DISTRICT & SURVEY LANGUAGE (SHOWING % HIGH & MEDIUM PRIORITY) Less than 5 5 to 9 10 to 14 15 or more Satisfied Dissatisfied Improve the maintenance of local streets 78.8 73.5 81.0 84.7 82.2 83.2 Address homelessness 80.7 80.1 74.6 77.4 79.6 71.5
Work w property owners to create a pedestrian-oriented, walkable Diamond Bar Town Center 69.7 71.1 63.2 69.6 70.9 62.6 Improve existing and/or build new local parks and recreational facilities 64.4 69.6 65.1 64.6 65.7 68.8 Improve the enforcement of traffic laws 59.4 60.7 56.5 67.6 64.4 64.6 Expand the network of paths and trails for walking, running and biking 65.9 58.1 70.6 61.5 65.1 61.9 Expand or improve senior programs and services 62.5 60.0 59.3 63.5 65.0 56.1 Provide more special events and community festivals 55.4 52.9 53.7 60.7 59.5 57.8 Facilitate the development of housing for low- and middle-income families 58.3 49.1 55.4 45.4 52.1 38.5 Years in Diamond Bar (Q1) Overall Satisfaction (Q4)
18 to 24 25 to 34 35 to 44 45 to 54 55 to 64 65 or older Improve the maintenance of local streets 62.9 80.8 79.0 84.3 85.0 88.9 Address homelessness 72.2 90.2 80.2 80.3 73.2 76.8
Work w property owners to create a pedestrian-oriented, walkable Diamond Bar Town Center 76.3 66.6 64.6 72.7 63.2 76.9 Improve existing and/or build new local parks and recreational facilities 48.2 67.2 71.6 64.7 69.6 65.2 Improve the enforcement of traffic laws 37.1 48.2 59.6 69.6 68.5 81.4 Expand the network of paths and trails for walking, running and biking 45.1 78.5 59.5 65.9 68.3 56.6 Expand or improve senior programs and services 75.2 58.3 38.8 50.0 69.3 82.2 Provide more special events and community festivals 37.1 65.3 53.5 56.4 59.1 72.1 Facilitate the development of housing for low- and middle-income families 82.1 65.0 35.6 44.2 45.3 43.8 Age (QD1)
Caucasian
/White
Latino/
Hispanic
Af American
/Black
Asian
American Yes No
Improve the maintenance of local streets 83.9 78.5 88.3 82.4 87.7 80.2 Address homelessness 77.6 85.5 82.5 75.4 77.9 79.1
Work w property owners to create a pedestrian-oriented, walkable Diamond Bar Town Center 74.7 65.2 85.9 68.3 71.6 68.4 Improve existing and/or build new local parks and recreational facilities 62.6 62.5 49.7 68.7 67.7 64.5 Improve the enforcement of traffic laws 62.9 68.0 61.2 64.1 73.6 59.4 Expand the network of paths and trails for walking, running and biking 61.8 63.7 55.7 64.1 61.7 65.1 Expand or improve senior programs and services 55.3 54.3 81.2 66.6 76.5 53.5 Provide more special events and community festivals 66.8 69.3 74.8 50.8 64.5 53.8 Facilitate the development of housing for low- and middle-income families 50.0 55.4 68.9 45.6 45.7 52.3 Ethnicity (QD7) Senior 65+ in Hsld (QD4)
Own Rent Live w/others Yes No Male Female
Improve the maintenance of local streets 84.1 80.4 69.2 79.1 83.5 83.5 82.2 Address homelessness 77.3 83.6 84.4 80.3 77.1 77.8 79.1 Work w property owners to create a pedestrian-oriented, walkable Diamond Bar Town Center 70.6 67.7 74.2 68.4 71.6 70.7 68.8 Improve existing and/or build new local parks and recreational facilities 68.0 58.8 50.3 70.5 63.2 71.5 58.7 Improve the enforcement of traffic laws 67.7 58.4 48.6 62.6 65.5 60.9 68.9 Expand the network of paths and trails for walking, running and biking 63.4 64.8 55.2 60.2 64.4 64.2 62.3 Expand or improve senior programs and services 63.3 61.0 67.7 47.6 70.3 60.4 65.0 Provide more special events and community festivals 60.2 57.2 53.6 58.5 60.0 53.5 65.2 Facilitate the development of housing for low- and middle-income families 40.4 76.9 77.8 44.4 52.7 44.7 54.5 Home Ownership Status (QD5) Child in Hsld (QD3) Gender (QD2) One Two Three Four Five English Korean Chinese
Improve the maintenance of local streets 81.6 84.1 86.1 77.8 81.3 81.6 80.5 86.2 Address homelessness 86.6 81.0 75.2 70.9 77.1 79.4 51.2 80.3 Work w property owners to create a pedestrian-oriented, walkable Diamond Bar Town Center 66.5 69.4 72.4 74.5 64.1 70.3 71.1 63.5 Improve existing and/or build new local parks and recreational facilities 66.5 66.9 60.6 64.7 68.7 63.7 58.2 77.9 Improve the enforcement of traffic laws 64.0 61.2 71.4 59.3 66.4 62.8 61.4 74.8 Expand the network of paths and trails for walking, running and biking 61.7 66.6 58.0 63.3 65.7 63.1 61.0 63.5 Expand or improve senior programs and services 59.6 56.4 64.7 62.2 70.9 61.0 62.1 73.0 Provide more special events and community festivals 52.7 68.8 57.5 55.0 58.3 61.2 47.7 46.9 Facilitate the development of housing for low- and middle-income families 55.7 52.7 43.8 41.4 52.9 53.0 48.9 28.3 Council District Survey Language
Priorities
City of Diamond Bar True North Research, Inc. © 2023 . . . . . . . . . . . . . . . . 25 ADDITIONAL HIGH PRIORITIES? Recognizing that the list of projects and services tested in Question 11 was not exhaustive, the survey followed-up by asking respondents if there were any services or facilities not mentioned in Question 11 that they thought should be a high priority for future city spending (Question 12). This question was asked in an open-ended manner, allowing respondents to mention any project that came to mind without being prompted by or restricted to a list of options. True North later reviewed the verbatim responses and grouped them into the categories shown in Figure 24 below.

Six-in-ten (62% of) residents could not think of an additional service or facility that should be a high priority for future city spending, and none of the individual suggestions were mentioned by more than 4% of respondents. Items mentioned by at least 2% of respondents included addressing public safety/crime (4%), improving parks, trails, and courts (3%), beautifying the City (2%), and addressing traffic congestion (2%).

Question 12 Is there a service or facility that I didn't mention that you think should be a high priority for future city spending?
FIGURE 24 ADDITIONAL HIGH PRIORITY SERVICE, FACILITY

62.3 3.7

2.6 2.4

2.3 1.7

1.7 1.6

1.5 1.4

1.3 1.2

1.2 1.1

1.0 0.9

0.9 0.8

0.8 0.6

0.6 0.6

0.5 0.5

0.5 1.3

1.4 0.6
0 10 20 30 40 50 60 70
No other priorities / Cannot think of anything
Address public safety, crimes
Improve, provide more parks, trails, courts
Beautify city, cleanliness, old buildings, graffiti
Address traffic congestion
Provide more services for elderly, disabled residents
Provide more activities, community events for all ages
Improve landscaping, trees
Provide more recycling services, environmental efforts
Synchronized traffic lights
Provide a rec center for gatherings, concerts
Have own police department, more police
Provide a shopping center, mall
Improve infrastructure, roads, streets
Enforce traffic laws
Address homelessness
Provide a movie theater
Provide more safe bike trails, lanes
Provide a hospital, urgent care facilities
Address parking issues
Provide a public swimming pool
Enforce city codes
Provide a city disaster preparedness plan, information
Provide more public transportation
Provide a dog park
Improve variety of restaurants
Provide a Farmers Market
Provide more EV charging stations
% Respondents
Local Governance
City of Diamond Bar True North Research, Inc. © 2023 . . . . . . . . . . . . . . . . 26

L OCAL G OVERNANCE
Although much of the survey focused on residents’ satisfaction with the City’s efforts to provide specific services, as with other progressive cities Diamond Bar recognizes there is more to good local governance than simply providing satisfactory services. Do residents perceive that the City is responsive to their needs? Do residents feel that staff serves their needs in a professional manner? How well do residents trust the City, and do they view the City as fiscally responsible? Answers to questions like these are as important as service or policy-related questions in measuring the City’s performance in meeting residents’ needs. Accordingly, they were the focus of the next section of the interview.

PERCEPTIONS OF CITY GOVERNMENT The first question in this series was designed to measure how residents perceive the City on topics such as transparency, responsiveness, and fiscal accountability. For each of the six statements shown along the bottom of Figure 25, respondents were asked whether they agreed or disagreed with the statement, or if they had no opinion. For comparison purposes between the statements, only respondents who held an opinion (either agree or disagree) are included in the figure. Those who did not have an opinion were removed from this analysis. The percentage of respondents who provided an opinion (either agree or disagree) is presented in brackets below the statement label in the figure, while the bars represent the answers of those with an opinion. Thus, for example, of the 88% of respondents who expressed an opinion regarding their trust of the City, 85% agreed that they trust the City of Diamond Bar, whereas 15% disagreed.

Question 13 Next, I'm going to read you a series of statements about the City of Diamond Bar.

For each, I'd like you to tell me whether you agree or disagree with the statement.

FIGURE 25 AGREEMENT WITH STATEMENTS ABOUT DIAMOND BAR
Overall, 85% of respondents with an opinion said that they trust the City of Diamond Bar, 80% agreed that the City treats all residents the same regardless of color, age, income, or identity, 78% felt the City manages its finances well, 77% agreed that the City is transparent in how it operates, and 74% felt the City is responsive to residents’ needs. Approximately two-thirds (68%)

28.4 38.1

25.5 23.2 21.9 18.0

57.0 41.5

52.8 53.7 51.7

50.4 15.1 16.6 18.5 24.2

6.5 7.8 7.3

10.6 12.0

8.4 4.0 6.6
0 10
20 30
40 50
60 70
80 90
100
I trust the City of
Diamond Bar
[88% with opinion}
City treats all
residents the same
[79% with opinion}
City manages its
finances well
[67% with opinion}
City is transparent
in how it operates
[74% with opinion}
City is responsive
to residents’ needs
[79% with opinion}
City listens to
residents when
making decisions
[74% with opinion}
Q13 Agreement with statements about Diamond Bar . . .
% Respondents Who Provided Opinion
Strongly
disagree
Somewhat
disagree
Somewhat
agree
Strongly
agree
Local Governance
City of Diamond Bar True North Research, Inc. © 2023 . . . . . . . . . . . . . . . . 27 of residents with an opinion also agreed that the City listens to residents when making important decisions.

For the interested reader, tables 12 to 15 display agreement with each statement by a variety of demographic subgroups, among those with an opinion.

TABLE 12 AGREEMENT WITH STATEMENTS ABOUT DIAMOND BAR BY YEARS IN DIAMOND BAR, OVERALL SATISFACTION, GENDER & CITY STAFF CONTACT IN PAST 12 MONTHS (SHOWING % STRONGLY & SOMEWHAT AGREEMENT) TABLE 13 AGREEMENT WITH STATEMENTS ABOUT DIAMOND BAR BY AGE & CHILD IN HSLD (SHOWING % STRONGLY &

SOMEWHAT AGREEMENT)
TABLE 14 AGREEMENT WITH STATEMENTS ABOUT DIAMOND BAR BY ETHNICITY, SENIOR 65+ IN HSLD & HOME OWNERSHIP STATUS (SHOWING % STRONGLY & SOMEWHAT AGREEMENT) TABLE 15 AGREEMENT WITH STATEMENTS ABOUT DIAMOND BAR BY COUNCIL DISTRICT & SURVEY LANGUAGE (SHOWING % STRONGLY & SOMEWHAT AGREEMENT)
STAFF CONTACT The next question in this series asked if the respondent had been in contact with City of Diamond Bar staff in the 12 months prior to the interview. Overall, 27% of respondents indicated they had been in contact with staff in the past 12 months (Figure 26 on next page). When compared with their respective counterparts, those who have lived in the City less than 10 years or 15 years or longer, residents over 35 years of age (and in particular, those 35 to 44), respondents dissatisfied with the job the City is doing to provide services, respondents in an ethnic group other than African-American, home owners, respondents with a senior in the household, and those who took the survey in English were the most likely to report having contact with city staff in the past year (see figures 27-29).

Less than 5 5 to 9 10 to 14 15 or more Satisfied Dissatisfied Male Female Yes No I trust the City of Diamond Bar 93.0 89.4 81.7 84.4 92.0 56.0 87.1 85.9 79.2 87.4 City treats all residents the same 85.0 89.0 70.8 77.7 85.0 61.4 87.4 74.3 70.5 83.2 City manages its finances well 80.1 80.0 67.7 78.9 85.0 46.8 83.8 74.9 74.9 79.9 City is transparent in how it operates 81.4 77.0 76.1 77.1 85.9 41.9 79.2 77.0 72.5 78.6 City is responsive to residents’ needs 83.6 76.9 66.1 72.0 85.2 32.7 75.9 74.4 64.2 77.3 City listens to residents when making decisions 77.8 66.5 59.1 67.7 79.6 30.3 76.9 62.8 62.0 71.7 City Staff Contact in
Years in Diamond Bar (Q1) Overall Satisfaction (Q4) Gender (QD2) Past 12 Months (Q14) 18 to 24 25 to 34 35 to 44 45 to 54 55 to 64 65 or older Yes No I trust the City of Diamond Bar 82.6 88.2 86.4 84.0 82.1 91.8 88.2 86.2 City treats all residents the same 67.9 83.1 82.2 78.2 70.7 92.4 79.4 82.0 City manages its finances well 77.9 78.4 79.6 72.3 71.7 90.4 78.8 80.8 City is transparent in how it operates 84.9 70.9 81.8 74.7 70.1 85.7 79.3 79.0 City is responsive to residents’ needs 84.8 84.5 71.8 71.6 61.7 81.8 72.8 77.3 City listens to residents when making decisions 76.2 72.5 69.2 66.9 56.2 77.4 65.3 73.0 Age (QD1) Child in Hsld (QD3)
Caucasian
/White
Latino/
Hispanic
Af American
/Black
Asian
American Yes No Own Rent
Live w
/others
I trust the City of Diamond Bar 79.6 84.1 100.0 86.5 87.9 85.3 86.4 86.1 84.3 City treats all residents the same 78.8 71.0 79.6 83.6 84.4 79.4 81.7 80.4 69.4 City manages its finances well 78.4 76.7 92.1 78.0 83.8 76.6 79.0 82.4 74.3 City is transparent in how it operates 82.6 70.6 85.1 77.2 79.0 78.5 76.7 85.3 73.8 City is responsive to residents’ needs 71.1 75.6 93.4 71.9 74.2 75.8 74.1 80.3 69.7 City listens to residents when making decisions 61.8 61.7 84.1 71.8 71.4 70.4 69.3 76.1 56.3 Ethnicity (QD7) Senior 65+ in Hsld (QD4) Home Ownership Status (QD5) One Two Three Four Five English Korean Chinese
I trust the City of Diamond Bar 87.1 87.5 88.7 84.4 79.2 84.4 91.6 88.8 City treats all residents the same 76.1 73.5 87.0 84.4 77.0 76.6 91.2 92.1 City manages its finances well 84.1 80.8 81.1 71.3 74.9 78.5 64.8 81.2 City is transparent in how it operates 80.3 68.8 79.6 82.8 73.7 75.6 79.8 83.9 City is responsive to residents’ needs 78.1 72.2 76.8 77.5 63.8 74.0 64.9 74.5 City listens to residents when making decisions 68.0 64.2 70.9 77.8 62.2 66.0 77.6 80.0 Council District Survey Language
Local Governance
City of Diamond Bar True North Research, Inc. © 2023 . . . . . . . . . . . . . . . . 28 Question 14 In the past 12 months, have you been in contact with staff from the City of Diamond Bar? FIGURE 26 CONTACT WITH CITY STAFF IN PAST 12 MONTHS
FIGURE 27 CONTACT WITH CITY STAFF IN PAST 12 MONTHS BY YEARS IN DIAMOND BAR & AGE Not sure

3.5 Yes, contact
with staff

27.2 No contact
with staff

67.5 Prefer not to
answer

1.8 12.3

16.5 39.3

30.3 26.7 28.1

30.2 14.2

26.9 25.2
0 10
20 30
40 50
Less than 5 5 to 9 10 to 14 15 or more 18 to 24 25 to 34 35 to 44 45 to 54 55 to 64 65 or older Years in Diamond Bar (Q1) Age (QD1)
% Respondents With Staff
Contact in Past 12 Months
Local Governance
City of Diamond Bar True North Research, Inc. © 2023 . . . . . . . . . . . . . . . . 29 FIGURE 28 CONTACT WITH CITY STAFF IN PAST 12 MONTHS BY OVERALL SATISFACTION, ETHNICITY, CHILD IN HSLD &

HOME OWNERSHIP STATUS
FIGURE 29 CONTACT WITH CITY STAFF IN PAST 12 MONTHS BY COUNCIL DISTRICT, SENIOR 65+ IN HSLD, GENDER &

SURVEY LANGUAGE

12.5 25.1

29.1 23.8

29.2 19.4

7.7 26.3

33.9 30.4

33.8 0
10 20
30 40
50 Satisfied Dissatisfied Caucasian /
White
Latino /
Hispanic
Af
American /
Black
Asian
American
Yes No Own Rent Live w/
others
Overall Satisfaction (Q4) Ethnicity (QD7) Child in Hsld (QD3) Home Ownership Status (QD5) % Respondents With Staff
Contact in Past 12 Months

24.9 29.9

24.0 25.4

28.8 28.6

19.1 22.2

25.6 29.7

26.9 28.9
0 10
20 30
40 50
One Two Three Four Five Yes No Male Female English Korean Chinese Council District Senior 65+ in Hsld
(QD4)
Gender (QD2) Survey Language
% Respondents With Staff
Contact in Past 12 Months
Local Governance
City of Diamond Bar True North Research, Inc. © 2023 . . . . . . . . . . . . . . . . 30 ASSESSMENT OF CITY STAFF Residents who had contact with city staff in the past 12 months were subsequently asked to rate staff on three dimensions: helpfulness, professionalism, and accessibility. As displayed in Figure 30 on the next page, 89% of Diamond Bar residents who had interacted with staff rated them as very or somewhat professional, 87% said they were accessible, and 77% indicated that they were helpful.

Question 15 In your opinion, was the staff at the City very _____, somewhat _____, or not at all _____.

FIGURE 30 RATING CITY STAFF

56.8 52.0 48.7

32.6 35.0

28.0 19.9

2.0 2.3 3.5

10.7 8.7
0 10
20 30
40 50
60 70
80 90
100
Professional Accessible Helpful
Q15 City staff was . . .
% Respondents With Staff
Contact in Past 12 Months
Not sure
Not at all
Somewhat
Very
Communication & e-Government
City of Diamond Bar True North Research, Inc. © 2023 . . . . . . . . . . . . . . . . 31 C OMMUNICATION & E -G OVERNMENT The importance of city communication with residents cannot be over-stated. Much of a city’s success is shaped by the quality of information that is exchanged in both directions, from the City to the community and from the community to the City. This study is just one example of Diamond Bar’s efforts to enhance the information flow to the City to better understand the community’s concerns, perceptions, and needs. In this section, we present the results of several communication-related questions.

SATISFACTION WITH CITY-RESIDENT COMMUNICATION Question 16 of the survey asked residents to report their satisfaction with city-resident communication in the City of Diamond Bar. Overall, 78% of residents indicated they were satisfied with the City’s efforts to share information with them through newsletters, the Internet, social media, and other means, whereas 14% were dissatisfied and 8% were unsure or unwilling to answer the question (Figure 31).

Question 16 Overall, are you satisfied or dissatisfied with the City's efforts to share information with you through newsletters, the Internet, social media, and other means? FIGURE 31 SATISFACTION WITH COMMUNICATION Figures 32-34 on the next page show how satisfaction with the City’s efforts to share information with residents varied across a host of demographic subgroups. With the exception of residents who were dissatisfied with the City’s overall performance and respondents who took the survey in Korean, satisfaction with city-resident communication was fairly consistent across subgroups, ranging between 72% and 92%. In terms of the intensity of satisfaction, African-American respondents and residents at the two ends of the age spectrum (18-24 or 65+) were the most likely to report being very satisfied.

Prefer not to
answer

0.9 Very
dissatisfied

3.8 Somewhat
satisfied

49.5 Very satisfied

28.8 Not sure

6.8 Somewhat
dissatisfied

10.2 Communication & e-Government
City of Diamond Bar True North Research, Inc. © 2023 . . . . . . . . . . . . . . . . 32 FIGURE 32 SATISFACTION WITH COMMUNICATION BY YEARS IN DIAMOND BAR & AGE FIGURE 33 SATISFACTION WITH COMMUNICATION BY OVERALL SATISFACTION, ETHNICITY, CHILD IN HSLD & HOME OWNERSHIP STATUS FIGURE 34 SATISFACTION WITH COMMUNICATION BY COUNCIL DISTRICT, SENIOR 65+ IN HSLD, GENDER & SURVEY LANGUAGE

41.6 19.5

33.0 24.8 22.0

41.1 40.6

55.5 47.5

50.7 51.8

47.7 28.0

19.5 32.1
Very
satisfied

32.5 49.5

52.6 50.8
Smwt
satisfied

48.7 0
10 20
30 40
50 60
70 80
90 100
Less than 5 5 to 9 10 to 14 15 or more 18 to 24 25 to 34 35 to 44 45 to 54 55 to 64 65 or older Years in Diamond Bar (Q1) Age (QD1)
% Respondents

63.7 25.7 30.3 29.4 28.6 29.6 37.6

28.8 49.1

50.3 50.0 49.5 53.3 37.3
Very
satisfied

35.1 7.9

36.7 23.9
Smwt
satisfied

49.9 43.6

49.0 55.9
0 10
20 30
40 50
60 70
80 90
100
Satisfied Dissatisfied Caucasian /
White
Latino /
Hispanic
Af American
/ Black
Asian
American
Yes No Own Rent Live w/
others
Overall Satisfaction (Q4) Ethnicity (QD7) Child in Hsld (QD3) Home Ownership Status (QD5) % Respondents

25.9 30.7 28.6 29.5 29.4 31.8

10.4 18.5

45.7 49.5 50.2 51.0 48.2 48.0

49.1 57.7

31.4 36.1

21.3 Very
satisfied

29.4 46.3

46.8 58.3
Smwt
satisfied

50.2 0
10 20
30 40
50 60
70 80
90 100
One Two Three Four Five Yes No Male Female English Korean Chinese Council District Senior 65+ in Hsld
(QD4)
Gender (QD2) Survey Language
% Respondents
Communication & e-Government
City of Diamond Bar True North Research, Inc. © 2023 . . . . . . . . . . . . . . . . 33 COMMUNICATION PREFERENCES The next communication-related question presented respondents the methods shown to the left of Figure 35 and asked whether each would be an effective way for the City to communicate with them.

Overall, respondents indicated that email/electronic newsletters was the most effective method (85% very or somewhat effective), followed by the City’s website (84%), newsletters and information mailed to the home (84%), and a smart phone app for residents to communicate with the City, report issues, and receive updates (80%). While still perceived as effective by close to half (47%) of respondents, pre-recorded telephone messages were viewed as the least effective way for the City to communicate with them.

Question 17 As I read the following ways that the City can communicate with residents, I'd like to know if you think they would be a very effective, somewhat effective, or not at all effective way for the City to communicate with you. FIGURE 35 EFFECTIVENESS OF COMMUNICATION METHODS Tables 16-18 show how communication preferences varied by demographic subgroups, with the three methods receiving the highest percentage of very effective ratings highlighted in green for ease of comparison. TABLE 16 EFFECTIVENESS OF COMMUNICATION METHODS BY AGE, GENDER & SATISFACTION WITH COMMUNICATION (SHOWING % VERY EFFECTIVE)

43.5 33.8

43.4 47.3

43.7 33.9

23.0 14.2

41.3 49.9

40.2 32.7

34.6 37.5

37.2 32.7
0 10 20 30 40 50 60 70 80 90 100
E-mail & Electronic Newsletters
City website
Newsletters and information mailed directly to your house A smart phone app that allows you to communicate with the City, report issues, and receive updates
Text messages
Social Media sites such as Facebook, Twitter, Instagram & Nextdoor
In-person community meetings
Pre-recorded telephone messages
% Respondents
Very effective Somewhat effective
18 to 24 25 to 34 35 to 44 45 to 54 55 to 64 65 or older Male Female Satisfied Dissatisfied Smart phone app 56.9 58.5 49.4 46.7 41.0 42.8 40.4 56.3 48.4 43.6 Text messages 51.5 39.6 47.1 43.7 39.6 47.4 40.2 49.3 46.6 33.1 E-mail & Electronic Newsletters 36.8 43.3 48.7 39.8 39.8 51.4 36.4 52.5 48.0 28.7 Newsletters, info mailed directly to house 43.7 40.1 54.6 38.4 33.9 51.5 38.7 48.7 48.9 23.8 Social Media sites 57.8 51.2 46.5 31.0 21.2 21.0 33.1 36.8 37.6 22.6 City website 31.5 26.9 33.9 36.9 34.9 41.2 32.5 37.3 37.9 18.8 In-person community meetings 16.1 31.3 23.8 18.3 20.3 27.1 22.2 25.0 24.6 18.4 Pre-recorded telephone messages 8.2 8.3 10.9 12.9 11.7 26.7 8.7 20.3 16.2 6.0 Age (QD1) Gender (QD2)
Satisfaction With
Communication (Q16)
Communication & e-Government
City of Diamond Bar True North Research, Inc. © 2023 . . . . . . . . . . . . . . . . 34 TABLE 17 EFFECTIVENESS OF COMMUNICATION METHODS BY ETHNICITY, OVERALL SATISFACTION & YEARS IN DIAMOND BAR (SHOWING % VERY EFFECTIVE) TABLE 18 EFFECTIVENESS OF COMMUNICATION METHODS BY COUNCIL DISTRICT & SURVEY LANGUAGE (SHOWING % VERY EFFECTIVE) ATTENTION PAID TO LOCAL GOVERNMENT The final question in this section asked residents to rate how attentive they are to the issues, decisions, and activities of the Diamond Bar city government using a scale of very attentive, somewhat attentive, slightly attentive, or not at all attentive. Overall, 18% of respondents said they are very attentive to matters of city government, 44% somewhat attentive, and 27% slightly attentive. Another 10% of respondents confided that they do not pay any attention to the activities of their city government and 2% declined to state (see Figure 36).

Question 18 How much attention do you pay to the issues, decisions and activities of your City government? Would you say that you are very attentive, somewhat attentive, slightly attentive, or not at all attentive? FIGURE 36 ATTENTIVENESS TO CITY GOVERNMENT Figures 37 to 39 on the next page display how attentiveness to local government differed across subgroups.

Long-time residents (15+ years), those 35 years and
older (and especially 65+), residents who had been in
contact with city staff within the past year, African-American respondents, home owners, those with a senior in the household, female respondents, and those who took
the survey in English or Chinese were generally more
likely than their counterparts to say they are at least somewhat attentive to issues, decisions, and activities of the Diamond Bar city government. Attentiveness was
remarkably consistent by respondents’ satisfaction with the City’s overall performance.

Caucasian /
White
Latino /
Hispanic
Af American
/ Black
Asian
American Satisfied Dissatisfied Less than 5 5 to 9 10 to 14 15 or more Smart phone app 48.6 56.8 68.4 41.8 50.3 38.3 44.9 56.3 41.5 46.7 Text messages 39.5 52.1 61.7 40.9 45.1 35.6 42.0 49.7 36.9 44.7 E-mail & Electronic Newsletters 32.7 47.3 77.3 41.9 48.4 29.1 41.5 40.1 49.6 44.0 Newsletters, info mailed directly to house 39.2 46.0 55.2 42.0 45.0 40.2 44.4 34.6 42.5 44.4 Social Media sites 24.5 43.6 48.0 31.6 37.4 22.9 37.0 34.9 34.6 32.1 City website 38.0 36.9 66.0 29.1 37.3 23.3 30.9 36.0 20.7 36.7 In-person community meetings 24.9 25.3 61.9 18.4 23.6 20.9 21.5 15.2 24.0 23.8 Pre-recorded telephone messages 15.2 16.6 44.7 10.7 15.6 7.4 10.2 8.9 14.2 16.4 Ethnicity (QD7) Overall Satisfaction (Q4) Years in Diamond Bar (Q1) One Two Three Four Five English Korean Chinese
Smart phone app 50.0 48.8 47.1 41.1 49.2 52.5 31.9 22.8 Text messages 44.2 41.4 54.5 43.7 34.8 45.0 37.4 38.7
E-mail & Electronic Newsletters 35.9 46.7 44.5 44.8 45.8 45.8 30.9 34.7 Newsletters, info mailed directly to house 40.9 43.6 48.7 43.4 40.1 45.1 27.7 38.9 Social Media sites 34.0 44.7 29.3 29.8 31.6 36.9 21.5 20.8 City website 34.7 39.3 36.8 37.2 20.9 36.8 12.9 23.9
In-person community meetings 22.1 30.9 20.0 20.7 21.5 25.5 5.9 14.6 Pre-recorded telephone messages 10.9 18.8 17.5 12.9 10.7 14.8 2.7 14.8 Council District Survey Language
Prefer not to
answer
Not at all 1.5
attentive

9.6 Slightly
attentive

26.9 Very attentive

18.0 Somewhat
attentive

44.1 Communication & e-Government
City of Diamond Bar True North Research, Inc. © 2023 . . . . . . . . . . . . . . . . 35 FIGURE 37 ATTENTIVENESS TO CITY GOVERNMENT BY YEARS IN DIAMOND BAR, AGE & CITY STAFF CONTACT IN PAST 12 MONTHS FIGURE 38 ATTENTIVENESS TO CITY GOVERNMENT BY OVERALL SATISFACTION, ETHNICITY, CHILD IN HSLD & HOME OWNERSHIP STATUS FIGURE 39 ATTENTIVENESS TO CITY GOVERNMENT BY COUNCIL DISTRICT, SENIOR 65+ IN HSLD, GENDER & SURVEY LANGUAGE

1.9 10.6 17.2 21.5 25.7 22.0 23.9

15.3 31.8

29.9 52.2 41.4

41.5 55.4 48.6

42.1 18.7 18.3 19.0
Very
attentive

13.6 47.2

33.1 38.7 Smwt
attentive

41.3 0
10 20
30 40
50 60
70 80
90 100
Less than 5 5 to 9 10 to 14 15 or more 18 to 24 25 to 34 35 to 44 45 to 54 55 to 64 65 or older Yes No Years in Diamond Bar (Q1) Age (QD1) City Staff Contact in Past 12 Months (Q14)
% Respondents

16.3 16.5 19.6 17.6 20.9

9.6 11.3

67.2 41.0 42.6 43.3

46.0 34.6

41.2 Very
attentive

17.7 23.0 20.4 19.8
Smwt
attentive

46.0 40.5 49.9 43.3
0 10
20 30
40 50
60 70
80 90
100
Satisfied Dissatisfied Caucasian /
White
Latino /
Hispanic
Af American
/ Black
Asian
American
Yes No Own Rent Live w/
others
Overall Satisfaction (Q4) Ethnicity (QD7) Child in Hsld (QD3) Home Ownership Status (QD5) % Respondents

15.8 22.1 16.6 16.3 20.1 17.9

9.9 21.2

41.1 51.4

37.9 41.6

45.9 45.6

26.6 41.3

19.6 17.7 17.5
Very
attentive

19.4 43.7 44.5 47.9
Smwt
attentive

43.1 0
10 20
30 40
50 60
70 80
90 100
One Two Three Four Five Yes No Male Female English Korean Chinese Council District Senior 65+ in Hsld
(QD4)
Gender (QD2) Survey Language
% Respondents
Background & Demographics
City of Diamond Bar True North Research, Inc. © 2023 . . . . . . . . . . . . . . . . 36 B ACKGROUND & D EMOGRAPHICS TABLE 19 DEMOGRAPHICS OF SAMPLE Table 19 presents the key demographic and background
information that was collected during the survey. Because of the probability-based sampling methodology used in this study, the results shown in the table are representative of adult residents in the City of Diamond Bar. The primary motivation for collecting the background and demographic information was to provide a better insight into how the results of the substantive questions of the survey vary by demographic characteristics (see Appendix A for more details).

Total Respondents 640
Years in Diamond Bar (Q1)
Less than 5 16.1
5 to 9 11.6
10 to 14 10.6
15 or more 61.0
Prefer not to answer 0.7
Age (QD1)
18 to 24 8.7
25 to 34 15.5
35 to 44 15.2
45 to 54 17.6
55 to 64 18.1
65 or older 20.0
Prefer not to answer 5.0
Gender (QD2)
Male 49.4
Female 47.7
Non-binary 0.7
Prefer not to answer 2.2
Child in Hsld (QD3)
Yes 31.1
No 64.0
Prefer not to answer 4.9
Senior 65+ in Hsld (QD4)
Yes 38.3
No 53.2
Prefer not to answer 8.5
Home Ownership Status (QD5)
Own 71.7
Rent 20.2
Live with others 4.8
Prefer not to answer 3.4
Employment Status (QD6)
Full time 53.8
Part time 5.9
Student 6.8
Home- maker / Caregiver 3.0
Retired 23.4
In-between jobs 2.1
Prefer not to answer 5.1
Ethnicity (QD7)
Caucasian / White 15.3
Latino / Hispanic 21.0
Af American / Black 4.2
Asian American 58.3
Other 1.2
Council District
One 20.0
Two 20.0
Three 20.0
Four 20.0
Five 20.0
Survey Language
English 80.9
Korean 4.8
Chinese 14.3
Methodology
City of Diamond Bar True North Research, Inc. © 2023 . . . . . . . . . . . . . . . . 37

M ETHODOLOGY
The following sections outline the methodology used in the study, as well as the motivation for using certain techniques.

QUESTIONNAIRE DEVELOPMENT Dr. McLarney of True North Research worked closely with the City of Diamond Bar to develop a questionnaire that covered the topics of interest and avoided many possible sources of systematic measurement error, including position-order effects, wording effects, response-category effects, scaling effects, and priming. Several questions included multiple individual items. Because asking items in a set order can lead to a systematic position bias in responses, the items were asked in a random order for each respondent.

Some questions asked in this study were presented only to a subset of respondents. For example, only respondents who indicated they had personally interacted with city staff during the prior 12 month period (Question 14) were asked to rate staff’s professionalism, accessibility, and helpfulness (Question 15). The questionnaire included with this report (see Questionnaire & Toplines on page 40) identifies the skip patterns used during the interview to ensure that each respondent received the appropriate questions.

PROGRAMMING, PRE-TEST & LANGUAGE TRANSLATION Prior to fielding the survey, the questionnaire was CATI (Computer Assisted Telephone Interviewing) programmed to assist interviewers when conducting the telephone interviews. The CATI program automatically navigates the skip patterns, randomizes the appropriate question items, and alerts interviewers to certain types of keypunching mistakes should they happen during the interview. The survey was also programmed into a passcode-protected online survey application to allow residents who preferred to complete the survey online the opportunity to do so. The integrity of the questionnaire was pre-tested internally by True North and by dialing into random homes in the City prior to formally beginning the survey. The final questionnaire was also professionally translated to allow for data collection in English, Chinese, and Korean according to the preference of the respondent.

SAMPLE, RECRUITING & DATA COLLECTION A comprehensive database of Diamond Bar households was utilized for this study, ensuring that all households in Diamond Bar had the opportunity to be selected to participate in the survey. Once selected at random, contact information was appended to each record including email addresses and telephone numbers for adult residents. Individuals were subsequently recruited to participate in the survey through multiple recruiting methods. Using a combination of email and text invitations, sampled residents were initially invited to participate in the survey online at a secure, passcode-protected website designed and hosted by True North. Each individual was assigned a unique passcode to ensure that only Diamond Bar residents who received an invitation could access the online survey site, and that the survey could be completed only one time per passcode. An email reminder notice was also sent to encourage participation among those who had yet to take the survey. Following a period of online data collection, True North placed telephone calls to land lines and cell phone numbers of sampled residents that had yet to participate in the online survey or for whom only telephone contact information was available.

Methodology
City of Diamond Bar True North Research, Inc. © 2023 . . . . . . . . . . . . . . . . 38 Telephone interviews averaged 18 minutes in length and were conducted during weekday evenings (5:30PM to 9PM) and on weekends (10AM to 5PM). It is standard practice not to call during the day on weekdays because most working adults are unavailable and thus calling during those hours would bias the sample. A total of 640 completed surveys were gathered online and by telephone between August 28 and September 6, 2023.

MARGIN OF ERROR DUE TO SAMPLING The results of the survey can be used to estimate the opinions of all adult residents in the City. Because not every adult resident of the City participated in the survey, however, the results have what is known as a statistical margin of error due to sampling. The margin of error refers to the difference between what was found in the survey of 640 adult residents for a particular question and what would have been found if all of the estimated 44,123 adult residents2 of Diamond Bar had been interviewed.

Figure 40 provides a plot of the maximum margin of error in this study. The maximum margin of error for a dichotomous percentage result occurs when the answers are evenly split such that 50% provide one response and 50% provide the alternative response. For this survey, the maximum margin of error is ± 3.8% for questions answered by all 640 respondents.

FIGURE 40 MAXIMUM MARGIN OF ERROR
Within this report, figures and tables show how responses to certain questions varied by demographic characteristics such as length of residence, age of the respondent, and other dimensions. Figure 40 is thus useful for understanding how the maximum margin of error for a percentage estimate will grow as the number of individuals asked a question (or in a particular subgroup) shrinks. Because the margin of error grows exponentially as the sample size decreases, the reader should use caution when generalizing and interpreting the results for small subgroups as the margin of error for small subgroups can be ± 10% or more.

2. Source: U.S. Census Bureau, 2021 American Community Survey 1-Year Estimates. 640 Respondents
± 3.8%
0%
2%
4%
6%
8%
10%
12%
14%
0 100 200 300 400 500 600 700 800 900 1000
Sample Size (Number of Respondents)
Margin of Error
Methodology
City of Diamond Bar True North Research, Inc. © 2023 . . . . . . . . . . . . . . . . 39 DATA PROCESSING & WEIGHTING Data processing consisted of checking the data for errors or inconsistencies, coding and recoding responses, categorizing verbatim responses, and preparing frequency analyses and cross-tabulations. The final data were weighted to balance the sample by key demographics according to Census estimates.

ROUNDING Numbers that end in 0.5 or higher are rounded up to the nearest whole number, whereas numbers that end in 0.4 or lower are rounded down to the nearest whole number.

These same rounding rules are also applied, when needed, to arrive at numbers that include a decimal place in constructing figures and tables. Occasionally, these rounding rules lead to small discrepancies in the first decimal place when comparing tables and charts for a given question.

Due to rounding, some figures and narrative include numbers that add to more than or less than 100%.

Questionnaire & Toplines
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City of Diamond Bar
Community Opinion Survey
Final Toplines (n=640)
September 2023
Section 1: Introduction to Study
Hi, may I please speak to: _____. Hi, my name is _____ and I’m calling from TNR on behalf of the City of Diamond Bar. The City is conducting a survey of residents about important local issues and would like to get your opinions. Your answers will be confidential.

If needed: This is a survey about important issues in your community. I’m NOT trying to sell anything and I won’t ask for a donation.

If needed: The survey should take about 12 minutes to complete.

If needed: If now is not a convenient time, can you let me know a better time so I can call back?
If needed: TNR is an independent public opinion research firm. We’ve been hired by the City to design and conduct the survey.

Section 2: Quality of Life
I’d like to begin by asking you a few questions about what it is like to live in the City of Diamond Bar.

Q1 How long have you lived in Diamond Bar?
1 Less than 1 year 3%
2 1 to 4 years 13%
3 5 to 9 years 12%
4 10 to 14 years 11%
5 15 years or longer 61%
99 Prefer not to answer 1%
Q2 How would you rate: _____? Would you say it is excellent, good, fair, poor or very poor? Ask A First, then Randomize B-F
Excellent
Good
Fair
Poor
Very Poor
Not Sure
Prefer not to
answer
A The overall quality of life in Diamond Bar 33% 53% 12% 1% 0% 0% 0% B Diamond Bar as a place to raise a family 44% 42% 10% 2% 1% 1% 0% C Diamond Bar as a place to retire 30% 34% 20% 7% 3% 5% 1% D Diamond Bar as a place to work 11% 22% 23% 14% 5% 22% 3% E Diamond Bar as a place to shop and dine 4% 19% 36% 23% 16% 1% 0% F Diamond Bar as a place to recreate 14% 33% 29% 12% 4% 6% 1% Questionnaire & Toplines
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Q3
If the city government could change one thing to make Diamond Bar a better place to live now and in the future, what change would you like to see? Verbatim responses recorded and later grouped into categories shown below.

Improve shopping, dining opportunities 27%
Not sure / Cannot think of anything specific 13%
Reduce traffic congestion 8%
Provide more rec activities, community
events 8%
Improve public safety 7%
No changes needed / Everything is fine 7%
Address homeless issues 6%
Enforce traffic laws 5%
Add, improve parks, rec facilities for all 5%
Improve city cleanliness, landscaping 4%
Provide more police presence 4%
Improve diversity in general 3%
Provide more shopping centers 3%
Enforce city codes 2%
Provide more affordable housing 2%
Limit growth, development 2%
Provide more sidewalks 2%
Improve assistance to seniors 2%
Revitalize, redevelop downtown 2%
Section 3: City Services
Next, I would like to ask a series of questions about services provided by the City of Diamond Bar.

Q4
Generally speaking, are you satisfied or dissatisfied with the job the City of Diamond Bar is doing to provide city services? Get answer, then ask: Would that be very (satisfied/dissatisfied) or somewhat (satisfied/dissatisfied)? 1 Very satisfied 23%
2 Somewhat satisfied 53%
3 Somewhat dissatisfied 13%
4 Very dissatisfied 4%
98 Not sure 7%
99 Prefer not to answer 0%
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Q5
For each of the services I read, I’d like you to tell me how satisfied you are with the job the city is doing to provide the service.

Are you satisfied or dissatisfied with the city’s efforts to: _____, or do you not have an opinion? Get answer. If ‘satisfied’ or ‘dissatisfied’, then ask: Would that be very (satisfied/dissatisfied) or somewhat (satisfied/dissatisfied)? Randomize
Very
Satisfied
Somewhat
Satisfied
Somewhat
Dissatisfied
Very
Dissatisfied
Not sure
Prefer not to
answer
A Provide law enforcement and crime
prevention services 22% 42% 17% 10% 8% 1%
B Provide fire protection and emergency
medical services 39% 41% 6% 2% 13% 0%
C Prepare the City for emergencies 24% 37% 11% 4% 23% 0% D Maintain and repair streets and roads 33% 42% 14% 9% 2% 0% E Manage traffic congestion in the city 11% 35% 31% 21% 2% 0% F Provide trash collection and recycling
services 43% 41% 9% 4% 2% 0%
G Promote economic development for a
healthy business community 11% 38% 17% 11% 22% 1%
H Manage growth and development 17% 37% 20% 10% 15% 1%
I Provide recreation programs for all ages 28% 39% 16% 4% 12% 1% J Maintain parks and recreation areas 44% 43% 6% 3% 3% 0% K Provide cultural and performing arts 16% 30% 24% 11% 18% 1% L Preserve and protect open space 28% 45% 11% 7% 10% 0% M Address homelessness 13% 26% 24% 20% 16% 1%
N Provide for diversity and inclusion within
City events, services, and policies 24% 35% 14% 7% 18% 2% O Provide online access to City services,
information, and resources 27% 46% 11% 3% 12% 0%
P Operate in an environmentally-friendly,
sustainable way 22% 44% 10% 5% 19% 0%
Q Keep public buildings and facilities clean
and attractive 42% 45% 8% 2% 2% 0%
R Provide programs and services for seniors 23% 31% 10% 4% 30% 2% Questionnaire & Toplines
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Section 4: Public Safety
Q6 Overall, how safe is Diamond Bar as a place to live? Would you say it is very safe, somewhat safe, somewhat unsafe, or very unsafe?
1 Very safe 38%
2 Somewhat safe 50%
3 Somewhat unsafe 8%
4 Very unsafe 1%
98 Not sure 1%
99 Prefer not to answer 0%
Q7 When you are: _____, would you say that you feel very safe, somewhat safe, somewhat unsafe, or very unsafe?
Randomize.

Very Safe
Somewhat
Safe
Somewhat
Unsafe
Very
Unsafe
Not sure
Prefer not
to answer
A Walking in your neighborhood during the
day 62% 33% 4% 1% 0% 0%
B Walking in commercial and shopping
areas of the City during the day 53% 37% 7% 2% 1% 0%
C Walking in your neighborhood after dark 30% 46% 15% 4% 3% 1% D Walking in commercial and shopping
areas of the City after dark 25% 46% 19% 6% 5% 0%
E Visiting local parks and open space areas 48% 39% 9% 1% 3% 1% Section 5: Economic Development
Q8 Thinking of the retail stores and restaurants that your household visits outside of the City, are there any that you would like to have available in Diamond Bar? 1 Yes 75% Ask Q9
2 No 15% Skip to Q11
98 Not Sure 9% Skip to Q11
99 Prefer not to answer 1% Skip to Q11
Q9
What are the names of the one or two restaurants you would most like to have located in Diamond Bar? Verbatim responses recorded and later grouped into categories shown below, example restaurant names shown where applicable.

Greater variety of cuisines, cultures (Greek,
Mexican, Italian, Asian) 32%
Family chain restaurants (Cheesecake
Factory, Olive Garden) 25%
Not sure / No specific names come to mind 17%
Fast food restaurants (Cava, Cane’s) 16%
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Upscale restaurants, steak houses (Norms,
Ruth’s Chris Steakhouse) 13%
Breweries, pubs, sports bars (BJ’s, Yard
House) 8%
Small bakeries, cafes, coffee (Corner
Bakery, Porto’s) 5%
Breakfast, lunch restaurants 5%
Seafood restaurants 4%
BBQ restaurants 4%
Vegan, healthy restaurants 3%
Non-restaurant mentions 3%
Locally-owned, non-chain restaurants 2%
Fewer Asian restaurants 1%
Q10
What are the names of the one or two retail stores you would most like to have located in Diamond Bar? Verbatim responses recorded and later grouped into categories shown below, example store names shown where applicable.

Not sure / No specific names come to mind 26%
Specialty, organic foods stores (Whole
Foods Market, Trader Joes) 25%
Discount stores (Marshalls, Dollar Tree) 9%
Large wholesale stores (Sam’s Club, Costco) 8%
Upper-scale department stores (Macy's,
Nordstrom) 8%
Large department stores (Wal-Mart, Target) 7%
Books, arts and crafts stores (Hobby Lobby,
Barnes & Nobles) 5%
Home décor, houseware stores (Home
Goods, World Market) 5%
Home improvement stores (Lowe’s, Home
Depot) 5%
Grocery stores (Stater Bros, 99 Ranch
Market) 4%
Cosmetics, body care stores (Sephora, Bath
& Body Works) 4%
Sports, outdoor goods stores (Dick's, Big 5) 4%
Shoe, footwear stores (Vans, DSW) 4%
Clothing stores (Tilly’s, Uniqlo) 3%
Upper scale clothing stores (H & M, White &
Black) 3%
Electronics, computer stores (Apple Store,
Best Buy) 2%
Pet stores (Petco, PetSmart) 2%
Drug stores (Rite-aid, Walgreens) 2%
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Section 6: Priorities
The City of Diamond Bar has the resources to provide some of the services and facilities desired by residents. However, because it can’t fund every service, the City must set priorities.

Q11
As I read each of the following items, please indicate whether you think the City should make the item a high priority, a medium priority, or a low priority for future city spending. If you feel the City should not spend any money on this item, just say so.

Please keep in mind that not all of the items can be high priorities.

Here is the (first/next) one: _____. Should this item be a high, medium or low priority for the City – or should the City not spend any money on this item? Randomize
High Priority
Medium
Priority
Low Priority
Should not
spend money
Not sure
Prefer not to
answer
A Expand the network of paths and trails for
walking, running and biking 25% 39% 31% 5% 1% 0%
B Facilitate the development of housing for
low- and middle-income families 27% 23% 24% 23% 3% 1%
C Improve the maintenance of local streets 42% 40% 14% 2% 2% 0% D Address homelessness 58% 20% 13% 6% 3% 0%
E Improve existing and/or build new local
parks and recreational facilities 26% 39% 27% 6% 2% 0%
F Improve the enforcement of traffic laws 34% 31% 25% 9% 2% 0% G
Work with property owners to create a
pedestrian-oriented and walkable Diamond
Bar Town Center
40% 30% 22% 7% 2% 0%
H Provide more special events and
community festivals 18% 41% 32% 7% 2% 0%
I Expand or improve senior programs and
services 22% 41% 26% 5% 7% 0%
Q12
Is there a service or facility that I didn’t mention that you think should be a high priority for future city spending? If yes, ask: Please describe it to me. Verbatim responses recorded and later grouped into categories shown below.

No other high priorities / Cannot think of
anything 62%
Address public safety, crimes 4%
Improve, provide more parks, trails, courts 3%
Address traffic congestion 2%
Improve landscaping, trees 2%
Beautify city, cleanliness, old buildings,
graffiti 2%
Provide more services for elderly, disabled
residents 2%
Provide more activities, community events
for all ages 2%
Address homelessness 1%
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Provide a dog park 1%
Enforce traffic laws 1%
Provide more public transportation 1%
Provide more recycling services,
environmental efforts 1%
Provide a rec center for gatherings,
concerts 1%
Provide a public swimming pool 1%
Have own police department, more police 1%
Provide a shopping center, mall 1%
Address parking issues 1%
Enforce city codes 1%
Provide more EV charging stations 1%
Provide more safe bike trails, lanes 1%
Improve variety of restaurants 1%
Provide a Farmers Market 1%
Provide a hospital, urgent care facilities 1%
Provide a city disaster preparedness plan,
information 1%
Synchronized traffic lights 1%
Improve infrastructure, roads, streets 1%
Provide a movie theater 1%
Section 7: Local Governance
Q13
Next, I’m going to read you a series of statements about the City of Diamond Bar. For each, I’d like you to tell me whether you agree or disagree with the statement.

Here is the (first/next) one: _____. Do you agree or disagree, or do you not have an opinion? If agree or disagree, ask: Would that be strongly (agree/disagree) or somewhat (agree/disagree)?
Randomize
Strongly
Agree
Somewhat
Agree
Somewhat
Disagree
Strongly
Disagree
Not sure
Prefer not to
answer
A The City is responsive to residents’ needs 17% 41% 15% 6% 19% 2% B The City manages its finances well 17% 36% 10% 4% 31% 2% C The City listens to residents when making
important decisions 13% 37% 18% 5% 25% 2%
D I trust the City of Diamond Bar 25% 50% 9% 4% 11% 1%
E The City is transparent in how it operates 17% 40% 12% 5% 24% 2% F The City treats all residents the same
regardless of color, age, income, or identity 30% 33% 9% 7% 20% 2% Questionnaire & Toplines
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Q14 In the past 12 months, have you been in contact with staff from the City of Diamond Bar?
1 Yes 27% Ask Q15
2 No 68% Skip to Q16
98 Not sure 3% Skip to Q16
99 Prefer not to answer 2% Skip to Q16
Q15 In your opinion, was the staff at the City very _____, somewhat _____, or not at all _____.

Read one item at a time, continue until all items are read.

Randomize
Very
Somewhat
Not at all
Not sure
Prefer not
to answer
A Helpful 49% 28% 20% 2% 1%
B Professional 57% 33% 9% 1% 0%
C Accessible 52% 35% 11% 1% 1%
Section 8: Communication & e-Government
Q16
Overall, are you satisfied or dissatisfied with the City’s efforts to share information with you through newsletters, the Internet, social media, and other means? Get answer, then ask: Would that be very (satisfied/dissatisfied) or somewhat (satisfied/dissatisfied)? 1 Very satisfied 29%
2 Somewhat satisfied 49%
3 Somewhat dissatisfied 10%
4 Very dissatisfied 4%
98 Not sure 7%
99 Prefers not to answer 1%
Q17
As I read the following ways that the City can communicate with residents, I’d like to know if you think they would be a very effective, somewhat effective, or not at all effective way for the City to communicate with you.

Randomize
Very
Somewhat
Not at all
Not sure /
Prefer not
to answer
A Email & Electronic Newsletters 44% 41% 10% 5%
B Social Media sites such as Facebook,
Twitter, Instagram & Nextdoor 34% 38% 17% 12%
C
A smart phone app that allows you to
communicate with the City, report issues,
and receive updates
47% 33% 9% 11%
D City website 34% 50% 11% 6%
E Newsletters and information mailed directly
to your house 43% 40% 13% 3%
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F Pre-recorded telephone messages 14% 33% 42% 12%
G Text messages 44% 35% 14% 8%
H In-person community meetings 23% 37% 25% 15%
Q18
How much attention do you pay to the issues, decisions and activities of your City government? Would you say that you are very attentive, somewhat attentive, slightly attentive, or not at all attentive?
1 Very attentive 18%
2 Somewhat attentive 44%
3 Slightly attentive 27%
4 Not at all attentive 10%
99 Prefer not to answer 2%
Section 9: Background & Demographics
Thank you so much for your participation. I have just a few background questions for statistical purposes.

D1 In what year were you born? Year recoded into age categories shown below. 1 18 to 24 9%
2 25 to 34 16%
3 35 to 44 15%
4 45 to 54 18%
5 55 to 64 18%
6 65 or older 20%
99 Prefer not to answer 5%
D2 What is your gender?
1 Male 49%
2 Female 48%
3 Non-binary 1%
99 Prefer not to answer 2%
D3 Do you have one or more children under the age of 18 living in your household? 1 Yes 31%
2 No 64%
99 Prefer not to answer 5%
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D4 Do you have one or more seniors (65+ years of age) living in your household? 1 Yes 38%
2 No 53%
99 Prefer not to answer 8%
D5 Do you own or rent your residence in Diamond Bar?
1 Own 72%
2 Rent 20%
3 Live rent free with friends/relatives 5%
99 Prefer not to answer 3%
D6
Which of the following best describes your employment status? Would you say you are employed full-time, part-time, a student, a homemaker, retired, or are you in-between jobs right now?
1 Employed full-time 54%
2 Employed part-time 6%
3 Student 7%
4 Stay-at-home parent or caregiver 3%
5 Retired 23%
6 In-between jobs 2%
99 Prefer not to answer 5%
D7 What ethnic group do you consider yourself a part of or feel closest to? Read list if respondent hesitates.
1 Caucasian/White 15%
2 Latino/Hispanic 21%
3 African-American/Black 4%
4 Native American Indian or Alaskan
Native <1%
5 Asian -- Korean, Japanese, Chinese,
Vietnamese, Filipino or other Asian 58%
6 Pacific Islander <1%
7 Mixed Heritage <1%
8 Other <1%
99 Prefer not to answer 0%
Those are all of the questions that I have for you! Thanks so much for participating in this important survey!
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Post-Interview & Sample Items
S1 Council District
1 One 20%
2 Two 20%
3 Three 20%
4 Four 20%
5 Five 20%
S2 Survey Language
1 English 81%
2 Korean 5%
3 Chinese 14%

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