12 Big Rock Rd
Orinda 94563 · Orinda · Coordinates: 37.86636, -122.18622
Parcel & Assessor
- Lot size:
- 24,929 sq ft (0.57 ac)
- Assessor use:
- Single Family detached with major common area such as pool, tennis, clubhouse, or other amenities, Cluster Homes
- Tax rate area:
- 18001
- Addresses on lot:
- 1
Zoning & Land Use
No published city zoning district at parcel centroid.
State Housing Pathways Screen (ADU & SB 9)
- ADU or junior ADUCan't tell
We don't have a zoning map for Orinda.
- SB 9: two homes on the lotCan't tell
We don't have a zoning map for Orinda.
- SB 9: split into two lotsCan't tell
We don't have a zoning map for Orinda.
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 06013C0406F, 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: $1,841,000 – $2,491,000 · Status: Off market
HUD Small Area FMR (ZIP 94563) · FY 2026
Studio $2,410 · 1BR $2,690 · 2BR $3,280 · 3BR $4,190 · 4BR $4,970
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 5.8 yr (first record Jan 15, 2021) with no new permit activity recorded in 5.8 yr.
- New home (Issued)200 ft SW
Active in "Issued" for 5.7 yr (first record Feb 10, 2021) with no new permit activity recorded in 5.7 yr.
- New home (Issued)200 ft SW
Active in "Issued" for 5.7 yr (first record Feb 11, 2021) with no new permit activity recorded in 5.7 yr.
- New home (Issued)360 ft SW
Active in "Issued" for 5.7 yr (first record Feb 10, 2021) with no new permit activity recorded in 5.7 yr.
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 2021).