285 Mac Gregor Rd
Pleasant Hill 94523 · Unincorporated Contra Costa · Coordinates: 37.97067, -122.07639
Parcel & Assessor
- Lot size:
- 25,700 sq ft (0.59 ac)
- Assessor use:
- Single Family, 1 residence on 1 site, with or without
- Tax rate area:
- 79007
- Addresses on lot:
- 1
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 25,700 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: minimal flood hazard (all of the lot) · FIRM panel 06013C0277F, effective June 16, 2009
- CGS Alquist-Priolo Earthquake Fault Zone
- Not in an Alquist-Priolo Earthquake Fault Zone
Surrounding Rent & Value Benchmarks (Public Records)
Range: $917,000 – $1,241,000 · Status: Off market
HUD Small Area FMR (ZIP 94523) · FY 2026
Studio $2,300 · 1BR $2,560 · 2BR $3,130 · 3BR $4,000 · 4BR $4,740
Nearby Activity (½ mile radius, since —)
0 active or recent development projects and 0 total building permits recorded within ½ mile.
Developments Deserving Closer Investigation & Active Area Builders
- New home (Issued)On this parcel
Active in "Issued" for 3.2 yr (first record Aug 8, 2023) with no new permit activity recorded in 3.2 yr.
- New home (Entitled)On this parcel
Active in "Entitled" for 4.4 yr (first record Jun 7, 2022) with no new permit activity recorded in 4.4 yr.
- 490 Golf Club Road (Entitled)0.2 mi E
Active in "Entitled" for 4.8 yr (first record Jan 24, 2022) with no new permit activity recorded in 4.8 yr. High-impact scale (82 housing units, 81 deed-restricted affordable across 0 permits).
- Hu ADU (Entitled)460 ft NE
Active in "Entitled" for 5.3 yr (first record Aug 4, 2021) with no new permit activity recorded in 5.3 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: 5 entries (report years 2022, 2023, 2024).