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Att 4 - Factual Data Sheet

San Mateo City Council
March 2, 2026

Document
Att 4 - Factual Data Sheet
Meeting
March 2, 2026
Body
San Mateo City Council
Original file
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Text extracted from the city's file for reading and search. Open the original on sanmateo.primegov.com. That file is the official record.

1 2
9 0
7 MULTI-FAMILY RESIDENTIAL DATA FORM
NAME: “Gateway” PA: PA-2025-025 ADDRESS: 668 E 3rd Ave
LOT SIZE: 0.64 acres (28,387 sf) ZONING: CBD/S APN: 034-188-140 FLOOR AREA: PROPOSED
Approx. 169,750

MAXIMUM ALLOWED
-
RESIDENTIAL DENSITY: 200 du/acre
128 units
99 du/acre
(for 0.4-acre site, 63.36 units, rounds up to
64 units)
BLDG. HEIGHT: 83’-9” to top of roof -
STORIES: 8 stories 6 stories
UNITS: 128 64

UNIT TYPE
Studio:
1-Bedroom:
2-Bedroom:
3-Bedroom+:

TOTAL:

NO.
53 37
33 5
128
PROPOSED SIZE (unit averages)
~690 sf
~763 sf
~1,164 sf
~1,667 sf

MINIMUM SIZE
350 sf
540 sf
750 sf
960 sf
SETBACKS/STEPBACKS:

Front (E 3rd Ave)
Left Side (S. Delaware St)
Right Side (S Eldorado St)
Rear:

PROPOSED
Front: 3.1’
Left Side: 9’
Right Side: 2.5’
Rear: 2.4’

MINIMUM REQUIRED
Front setback: 15’-20’
Front Stepback: +8’ for portion of building over 30’
Left Side: 15’-20’
Right Side: 15’-20’
Side Stepbacks: +8’ for portion of building over 25’
Rear: -
PARKING: PROPOSED
73 standard stalls

MINIMUM REQUIRED
-
COVERED PARKING: 73 -
LOADING SPACES: 1 1

BICYCLE PARKING
Long-term:

Short-term:
140
10 139
9 FOOTNOTES:

1. This Project utilizes provisions of State Density Bonus Law to include increased residential density on the site, as well as several waivers of development standards.

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