6200 Hillside Dr
El Sobrante 94803 · Unincorporated Contra Costa · Coordinates: 37.95296, -122.26927
Parcel & Assessor
- Lot size:
- 43,560 sq ft (1.00 ac)
- Assessor use:
- Single Family, 1 residence on 1 site, with or without
- Tax rate area:
- 85002
- Addresses on lot:
- 6200 HILLSIDE DR
Zoning & Land Use
R-10 — Single Family Residential (Unincorporated Contra Costa)
State Housing Pathways Screen (ADU & SB 9)
- ADU or junior ADUPossible, with conditions
Zoned R-10 (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-10, 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. FEMA Special Flood Hazard Area (Zone A) covers about 46% of the lot: the project must meet the National Flood Insurance Program floodplain standards, or the lot needs a map revision.
- SB 9: split into two lotsPossible, with conditions
Zoned R-10, a single-family residential zone. The lot is 43,560 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. FEMA Special Flood Hazard Area (Zone A) covers about 46% of the lot: the project must meet the National Flood Insurance Program floodplain standards, or the lot needs a map revision.
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 A: 1% annual chance flood (Special Flood Hazard Area) (about 46% of the lot); Zone X: minimal flood hazard (about 54% of the lot) · FIRM panel 06013C0234F, 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: $688,000 – $930,000 · Status: Off market
HUD Small Area FMR (ZIP 94803) · FY 2026
Studio $2,020 · 1BR $2,240 · 2BR $2,740 · 3BR $3,500 · 4BR $4,150
Nearby Activity (½ mile radius, since November 2024)
3 active or recent development projects (3 housing units across completed, permitted, and pipeline stages) and 15 total building permits recorded within ½ mile.
- Additions & renovations1 permit
- Building systems11 permits
- Repairs1 permit
- Other2 permits
Developments Deserving Closer Investigation & Active Area Builders
- New home (Issued)On this parcel
Active in "Issued" for 21 mo (first record Feb 20, 2025) with no new permit activity recorded in 21 mo.
- New home (Issued)On this parcel
Active in "Issued" for 7.6 yr (first record Mar 22, 2019) with no new permit activity recorded in 7.6 yr.
- New home (Issued)0.1 mi W
Active in "Issued" for 20 mo (first record Mar 11, 2025) with no new permit activity recorded in 20 mo.
- New home (Entitled)0.1 mi W
Active in "Entitled" for 20 mo (first record Mar 11, 2025) with no new permit activity recorded in 20 mo.
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 2019, 2025).