South San Francisco City Council
April 29, 2025

MSB Alternative Site Concepts
Site Name Corridor Address APN(s) Est. Acreage Zoning
Potential Rezoning, if
needed Min DU/Acre
Est. # of
Units Very Low Low Moderate
Above
Moderate
Affordability
Program Pros Cons CEQA Action
Estimated
Costs
Municipal Services Building N ECR 33 Arroyo Dr 010 400 270 1.87 T4C n/a 80 150 56 56 37 0 Public Private
Partnership -
100% Affordable
City owned and controlled
In HE as a potential mixed income project that
is 100% affordable so other sites may need to
be contemplated in similar concept if small
site; substantial change in use from current
use
Consistent with
General Plan EIR
W. Orange Library (Closed) N ECR 840 W Orange Avenue 013 250 050 1.54 Public RH-37.5 to match
adjacent zoning; could
consider higher
density zoning
38 58 22 22 14 0
Public Private
Partnership -
100% Affordable
City owned and controlled; high
resource area
Will require a rezoning and subsequent CEQA
analysis and costs; substantial change in use
from current use
Requires CEQA
Analysis; No clear
Streamlining
Exemptions
~ $100K
Consultant
Contract
San Mateo Co. Courthouse N ECR APN 011302280 011 302 280 1.20 RM-22 22 26 10 10 7 0 Public Private
Partnership -
100% Affordable
County has shown willingness to
construct housing on other SMCo
sites; adjacent to BART; high
resource area
County controlled and portion of site
dedicated to new healthy facility; Will require
a rezoning and subsequent CEQA analysis and
costs; substantial change in use from current
use
Consistent with
General Plan EIR -
999 Grand Ave 011 311 150 1.60 RM-22 22 35 13 13 9 0
1024 Mission Road 011 311 170 2.54 Public
RM-22 to match
adjacent zoning; could
consider higher
density zoning
22 56 21 21 14 0
Totals 117 44 44 29 0
SSF BART - Parking Areas N ECR 1600 El Camino Real (Parking Structure)
010 292 110;
010 212 080 6.00 T5 Corridor 80 480 48 24 0 408
15% rental
inclusionary
applied
Has high density zoning in place;
adjacent to BART; substantial
development capacity; BART has
proven record of supporting onsite housing
BART requires parking replacement plan;
substantial change in use from current use
Consistent with
General Plan EIR
~ $50k
Parking
Needs
Assessment
1500 El Camino Real (fronts
Mission) 010 213 080 2.60 T5 Corridor 80 208 21 10 0 177 Totals 688 69 34 0 585
Foxridge School (Closed) N ECR Adjacent 257 Longford Drive 091 231 070 23.00 RM-22 22 506 190 190 127 0 Public Private
Partnership -
100% Affordable
Has zoning in place; substantial
development capacity; state law
permits workforce (teacher)
housing on former school sites;
high resource area
Not transit friendly; substantial change in use
from current use
Consistent with
General Plan EIR -
Skyline Blvd Open Space N ECR Adjacent No Address - Open Space 091 090 999 13.50 OS Adjacent zoning is RM2222 297 111 111 74 0 Public Private
Partnership -
100% Affordable
Adjacent to existing Skyline
Village Condominium and
associated roadway infrastructure
Not transit friendly; substantial change in use
from current use as open space; hillside
ordinance may apply limiting development;
has second adjacent parcel but shared
jurisdiction with Pacifica
Requires CEQA
Analysis; No clear
Streamlining
Exemptions
~ $100K
Consultant
Contract