1529 Olive Ave
Richmond 94805 · Unincorporated Contra Costa · Coordinates: 37.94195, -122.31023
Parcel & Assessor
- Lot size:
- 5,518 sq ft (0.13 ac)
- Assessor use:
- Single Family, 1 residence on 1 site, with or without
- Tax rate area:
- 85079
- Addresses on lot:
- 1529 OLIVE AVE
Zoning & Land Use
R-6 — Single Family Residential (Unincorporated Contra Costa)
State Housing Pathways Screen (ADU & SB 9)
- ADU or junior ADUPossible, with conditions
Zoned R-6 (single-family residential): state law allows ADUs where homes are allowed. Very High Fire Hazard Severity Zone covers all of the lot: cities may limit ADUs here for fire safety and evacuation.
- SB 9: two homes on the lotPossible, with conditions
Zoned R-6, a single-family residential zone. Very High Fire Hazard Severity Zone (local responsibility area) covers all of the lot: SB 9 requires the project to meet the fire hazard mitigation standards. 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 5,518 sq ft by the assessor, room for two lots of at least 1,200 sq ft, each at least 40% of the original. Very High Fire Hazard Severity Zone (local responsibility area) covers all of the lot: SB 9 requires the project to meet the fire hazard mitigation standards. 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
- Very High Fire Hazard Severity Zone (Local Responsibility Area) (all of the lot, map Mar 24, 2025)
- FEMA National Flood Hazard Layer
- Zone X: minimal flood hazard (all of the lot) · FIRM panel 06013C0233G, effective March 21, 2017
- CGS Alquist-Priolo Earthquake Fault Zone
- Alquist-Priolo Earthquake Fault Zone (Richmond quadrangle) (all of the lot)
Surrounding Rent & Value Benchmarks (Public Records)
Range: $586,000 – $792,000 · Status: Off market
HUD Small Area FMR (ZIP 94805) · FY 2026
Studio $1,980 · 1BR $2,200 · 2BR $2,690 · 3BR $3,440 · 4BR $4,080
Nearby Activity (½ mile radius, since November 2024)
5 active or recent development projects (5 housing units across completed, permitted, and pipeline stages) and 5 total building permits recorded within ½ mile.
- Building systems5 permits
Developments Deserving Closer Investigation & Active Area Builders
- New home (Entitled)On this parcel
Active in "Entitled" for 3.6 yr (first record Mar 22, 2023) with no new permit activity recorded in 3.6 yr.
- New home (Entitled)230 ft NE
Active in "Entitled" for 5.1 yr (first record Oct 6, 2021) with no new permit activity recorded in 5.1 yr.
- New home (Issued)320 ft E
Active in "Issued" for 19 mo (first record Apr 10, 2025) with no new permit activity recorded in 19 mo.
- New home (Entitled)0.16 mi W
Active in "Entitled" for 4.4 yr (first record Jun 20, 2022) with no new permit activity recorded in 4.4 yr.
Permit & Project History on This Parcel (0 permits, 2 grouped projects)
No building permits recorded on this parcel in our dataset.
State HCD Housing Element APR records on this parcel: 3 entries (report years 2023, 2024, 2025).