41 Willow Ave
Walnut Creek 94595 · Unincorporated Contra Costa · Coordinates: 37.88583, -122.07406
Parcel & Assessor
- Lot size:
- 10,890 sq ft (0.25 ac)
- Assessor use:
- Single Family, 1 residence on 1 site, with or without
- Tax rate area:
- 98009
- Addresses on lot:
- 41 WILLOW AVE
Zoning & Land Use
R-10 — Single Family Residential (Unincorporated Contra Costa)
State Housing Pathways Screen (ADU & SB 9)
- ADU or junior ADULikely eligible
Zoned R-10 (single-family residential): state law allows ADUs where homes are allowed.
- SB 9: two homes on the lotLikely eligible
Zoned R-10, a single-family residential zone.
- SB 9: split into two lotsLikely eligible
Zoned R-10, a single-family residential zone. The lot is 10,890 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
- Not in a State-mapped fire hazard severity zone
- FEMA National Flood Hazard Layer
- Zone X: 0.2% annual chance flood hazard (shaded X) (all of the lot) · FIRM panel 06013C0289G, 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: $593,000 – $803,000 · Status: Off market
HUD Small Area FMR (ZIP 94595) · FY 2026
Studio $2,200 · 1BR $2,450 · 2BR $2,990 · 3BR $3,820 · 4BR $4,530
Nearby Activity (½ mile radius, since —)
15 active or recent development projects (16 housing units across completed, permitted, and pipeline stages) and 0 total building permits recorded within ½ mile.
Developments Deserving Closer Investigation & Active Area Builders
- New home (Entitled)On this parcel
Active in "Entitled" for 6.2 yr (first record Aug 31, 2020) with no new permit activity recorded in 6.2 yr.
- New home (Entitled)330 ft W
Active in "Entitled" for 3.5 yr (first record Apr 24, 2023) with no new permit activity recorded in 3.5 yr.
- New home (Entitled)440 ft N
Active in "Entitled" for 3.1 yr (first record Sep 27, 2023) with no new permit activity recorded in 3.1 yr.
- New home (Issued)0.12 mi SE
Active in "Issued" for 2.8 yr (first record Jan 2, 2024) with no new permit activity recorded in 2.8 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: 2 entries (report years 2020, 2021).