16862 Foothill Blvd
Castro Valley 94578 · Castro Valley · Unincorporated Alameda County · Coordinates: 37.69473, -122.10256
Parcel & Assessor
- Lot size:
- 8,636 sq ft (0.20 ac)
- Assessor use:
- Four living units; e.g. fourplex or triplex w/SFR
- Tax rate area:
- 80
- Addresses on lot:
- 16862 FOOTHILL BLVD; 16862 FOOTHILL BLVD UNIT A; 16864 FOOTHILL BLVD
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 Unincorporated Alameda County.
- SB 9: two homes on the lotCan't tell
We don't have a zoning map for Unincorporated Alameda County.
- SB 9: split into two lotsCan't tell
We don't have a zoning map for Unincorporated Alameda County.
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 06001C0278G, effective August 3, 2009
- CGS Alquist-Priolo Earthquake Fault Zone
- Not in an Alquist-Priolo Earthquake Fault Zone
Surrounding Rent & Value Benchmarks (Public Records)
Range: $1,088,000 – $1,384,000 · Status: Off market
HUD Small Area FMR (ZIP 94578) · FY 2026
Studio $1,990 · 1BR $2,220 · 2BR $2,710 · 3BR $3,470 · 4BR $4,110
Nearby Activity (½ mile radius, since —)
1 active or recent development project (1 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 (Issued)On this parcel
Active in "Issued" for 3.4 yr (first record Jun 20, 2023) with no new permit activity recorded in 3.4 yr.
- New home (Entitled)0.11 mi NE
Active in "Entitled" for 3.1 yr (first record Sep 18, 2023) with no new permit activity recorded in 3.1 yr.
- New home (Issued)0.16 mi W
Active in "Issued" for 4.2 yr (first record Aug 31, 2022) with no new permit activity recorded in 4.2 yr.
- New home (Issued)0.19 mi NE
Active in "Issued" for 4 yr (first record Nov 3, 2022) with no new permit activity recorded in 4 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 2025).