110 Arlington Ave

Parcel & Assessor

Lot size:

18,646 sq ft (0.43 ac)

Assessor use:

Single Family, 1 residence on 2 or more sites

Tax rate area:

85064

Addresses on lot:

110 ARLINGTON AVE

State Housing Pathways Screen (ADU & SB 9)

• ADU or junior ADULikely eligible

  Zoned R-6 (single-family residential): state law allows ADUs where homes are allowed.

• SB 9: two homes on the lotPossible, with conditions

  Zoned R-6, a single-family residential zone. Alquist-Priolo Earthquake Fault Zone covers all of the lot: the project must meet the seismic building standards, and a fault study is usually required.

• SB 9: split into two lotsPossible, with conditions

  Zoned R-6, a single-family residential zone. The lot is 18,646 sq ft by the assessor, room for two lots of at least 1,200 sq ft, each at least 40% of the original. Alquist-Priolo Earthquake Fault Zone covers all of the lot: the project must meet the seismic building standards, and a fault study is usually required.

Mapped Hazard Zones on This Lot

CAL FIRE Fire Hazard Severity Zone

High Fire Hazard Severity Zone (Local Responsibility Area) (about 64% of the lot, map Mar 24, 2025); Moderate Fire Hazard Severity Zone (Local Responsibility Area) (about 36% of the lot, map Mar 24, 2025)

FEMA National Flood Hazard Layer

Zone X: minimal flood hazard (all of the lot) · FIRM panel 06013C0242G, effective September 30, 2015

CGS Alquist-Priolo Earthquake Fault Zone

Alquist-Priolo Earthquake Fault Zone (Richmond quadrangle) (all of the lot)

Surrounding Rent & Value Benchmarks (Public Records)

Nearby Activity (½ mile radius, since —)

10 active or recent development projects (10 housing units across completed, permitted, and pipeline stages) and 0 total building permits recorded within ½ mile.