No situs address on record
· Unincorporated Marin · Coordinates: 37.92115, -122.60017
Executive Verdict · Public-Records Synthesis
Zoned OA in Unincorporated Marin and mapped CAL FIRE very high fire hazard severity zone (state responsibility area) due diligence.
Upsides & Opportunities
- ✓ 1 documented municipal building permit on file
On-parcel permit history is indexed through Jan 12, 2026, letting you verify roof, HVAC, electrical, or structural work against seller disclosures.
Source: County of Marin Community Development Agency, Building Permits (unincorporated Marin) (parcel APN)
Watchouts & Due Diligence
- ! Mapped flood awareness zone (Zone D: possible but undetermined flood hazard)
about 29% of the lot of the parcel intersects Zone D: possible but undetermined flood hazard. Outside mandatory federal SFHA insurance rules, but check local drainage and finished-floor requirements.
Source: FEMA National Flood Hazard Layer (parcel polygon)
- ! CAL FIRE Very High Fire Hazard Severity Zone (State Responsibility Area) (all of the lot of lot)
Located in a mapped Fire Hazard Severity Zone. Expect Chapter 7A ignition-resistant building standards, defensible-space inspections, and stricter property insurance underwriting.
Source: CAL FIRE FHSZ (map Apr 1, 2024)
- ! Delayed or open permit activity on this parcel
Plumbing / water heater / sewer (180903): Issued after 6 mo — slower than 90% of plumbing / water heater / sewer permits in Unincorporated Marin (median 0d, 90th pct 0d, n=2,211).
Source: County of Marin Community Development Agency, Building Permits (unincorporated Marin) (review-time benchmark)
- ! 1 slow or stalled nearby project within ½ mile
Closest lead: New commercial building at 100 Old Railroad Grade Fire Rd (0.47 mi SE, issued). Inspect timeline history before assuming near-term completion.
Source: County of Marin Community Development Agency, Building Permits (unincorporated Marin) · HCD APR (½-mile radius)
Parcel & Assessor
- Lot size:
- 16,707,177 sq ft (383.54 ac)
- Assessor use:
- Tax Exempt
- Addresses on lot:
- 1
Zoning & Land Use
OA — Open Area (Unincorporated Marin)
State Housing Pathways Screen (ADU & SB 9)
- ADU or junior ADUUnlikely
Zoned OA (open space): the zone doesn't allow homes, so state ADU rules don't apply.
- SB 9: two homes on the lotUnlikely
Zoned OA (open space), not a single-family residential zone.
- SB 9: split into two lotsUnlikely
Zoned OA (open space), not a single-family residential zone.
Mapped Hazard Zones on This Lot
- CAL FIRE Fire Hazard Severity Zone
- Very High Fire Hazard Severity Zone (State Responsibility Area) (all of the lot, map Apr 1, 2024)
- FEMA National Flood Hazard Layer
- Zone D: possible but undetermined flood hazard (about 29% of the lot); Zone X: minimal flood hazard (about 71% of the lot) · FIRM panel 06041C0465E, effective August 15, 2017
- CGS Alquist-Priolo Earthquake Fault Zone
- Not in an Alquist-Priolo Earthquake Fault Zone
Surrounding Rent & Value Benchmarks (Public Records)
HUD Metro FMR (San Francisco, CA HUD Metro FMR Area) · FY 2026
Studio $2,485 · 1BR $2,977 · 2BR $3,604 · 3BR $4,604 · 4BR $4,772
Nearby Activity (½ mile radius, since November 2024)
0 active or recent development projects and 2 total building permits recorded within ½ mile.
- Building systems1 permit
- Other1 permit
Developments Deserving Closer Investigation & Active Area Builders
- Plumbing / water heater / sewer (180903) (Issued)On this parcel
Issued after 6 mo — slower than 90% of plumbing / water heater / sewer permits in Unincorporated Marin (median 0d, 90th pct 0d, n=2,211).
- New commercial building at 100 Old Railroad Grade Fire Rd (Issued)0.47 mi SE
Active in "Issued" for 13.5 yr (first record May 9, 2013) with no new permit activity recorded in 11.1 yr.
Entity-resolved builders & contractors in ½ mile: Total Environmental And Power (1 on parcel, 1 in ½ mi · Plumbing / water heater / sewer); Hoffmann Construction (2 in ½ mi · Demolition).
Permit & Project History on This Parcel (1 permits, 0 grouped projects)
| Record # | Category | Status | Applied / Issued | Valuation | Description |
|---|---|---|---|---|---|
| 180903 | Plumbing / water heater / sewer | Issued | Iss. Jan 12, 2026 | $45,488 | Remove & Replace L P Generator & 200 A A T S |