1931 Ayers Rd
Concord 94521 · Unincorporated Contra Costa · Coordinates: 37.96836, -121.96151
Parcel & Assessor
- Lot size:
- 102,802 sq ft (2.36 ac)
- Assessor use:
- Vacant, 2 or more sites
- Tax rate area:
- 79036
- Addresses on lot:
- 1931 AYERS RD
Zoning & Land Use
R-20 — Single Family Residential (Unincorporated Contra Costa)
State Housing Pathways Screen (ADU & SB 9)
- ADU or junior ADULikely eligible
Zoned R-20 (single-family residential): state law allows ADUs where homes are allowed. The assessor lists the lot as vacant: an ADU needs an existing or proposed main home.
- SB 9: two homes on the lotLikely eligible
Zoned R-20, a single-family residential zone.
- SB 9: split into two lotsLikely eligible
Zoned R-20, a single-family residential zone. The lot is 102,802 sq ft by the assessor, room for two lots of at least 1,200 sq ft, each at least 40% of the original.
Mapped Hazard Zones on This Lot
- CAL FIRE Fire Hazard Severity Zone
- 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 06013C0304G, effective March 21, 2017
- CGS Alquist-Priolo Earthquake Fault Zone
- Not in an Alquist-Priolo Earthquake Fault Zone
Surrounding Rent & Value Benchmarks (Public Records)
Range: $230,000 – $311,000 · Status: Off market
HUD Small Area FMR (ZIP 94521) · FY 2026
Studio $2,170 · 1BR $2,420 · 2BR $2,950 · 3BR $3,770 · 4BR $4,470
Nearby Activity (½ mile radius, since —)
5 active or recent development projects (6 housing units across completed, permitted, and pipeline stages) and 0 total building permits recorded within ½ mile.
Developments Deserving Closer Investigation & Active Area Builders
- 3 new homes (Entitled)On this parcel
Active in "Entitled" for 2.3 yr (first record Jul 16, 2024) with no new permit activity recorded in 2.3 yr.
- Myrtle Creek Estates (Issued)0.11 mi S
Active in "Issued" for 6 yr (first record Nov 13, 2020) with no new permit activity recorded in 6 yr. High-impact scale (7 housing units across 0 permits).
- Laurel Place IV (Entitled)0.36 mi S
Active in "Entitled" for 6.8 yr (first record Jan 14, 2020) with no new permit activity recorded in 6.8 yr. High-impact scale (8 housing units across 0 permits).
- Laurel Place IV (Entitled)0.36 mi S
Active in "Entitled" for 7.2 yr (first record Sep 11, 2019) with no new permit activity recorded in 7.2 yr. High-impact scale (8 housing units across 0 permits).
Permit & Project History on This Parcel (0 permits, 1 grouped projects)
No building permits recorded on this parcel in our dataset.
State HCD Housing Element APR records on this parcel: 1 entry (report years 2024).