4900 State Route 1
Bolinas 94924 · Unincorporated Marin · Coordinates: 37.92994, -122.66632
Executive Verdict · Public-Records Synthesis
Zoned C-OA in Unincorporated Marin and mapped CAL FIRE very high fire hazard severity zone (state responsibility area) due diligence; benchmark value $1,960,000 ($1,666,000–$2,254,000).
Upsides & Opportunities
- ✓ Documented permitted upgrades (+$5,400 contributory est.)
Public building records show issued construction/renovation work on this parcel (13 total permits, latest May 26, 2026).
Source: County of Marin Community Development Agency, Building Permits (unincorporated Marin) (parcel APN)
Watchouts & Due Diligence
- ! Mapped flood awareness zone (Zone X: minimal flood hazard)
all of the lot of the parcel intersects Zone X: minimal 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) (about 99% 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
Remodel / interior alteration (72065): Pending in review for 12.1 yr (53.2× the 83d median) — slower than 90% of remodel / interior alteration permits in Unincorporated Marin (median 83d, 90th pct 266d, n=1,054).
Source: County of Marin Community Development Agency, Building Permits (unincorporated Marin) (review-time benchmark)
- ! Year 1 Prop 13 tax reset (~$22,990/yr at $1,960,000)
Sale triggers reassessment to 1.00% base + ~0.15% voter debt (~$1,916/mo). Confirm exact Mello-Roos / CFD special assessments on the county tax bill.
Source: CA Const. Art. XIIIA (Prop 13) · County Tax Collector
Parcel & Assessor
- Lot size:
- 9,994,929 sq ft (229.45 ac)
- Assessor use:
- Exemption - Improved
- Addresses on lot:
- 4900 STATE ROUTE 1
Zoning & Land Use
C-OA — Open Area (Unincorporated Marin)
State Housing Pathways Screen (ADU & SB 9)
- ADU or junior ADUUnlikely
Zoned C-OA (open space): the zone doesn't allow homes, so state ADU rules don't apply.
- SB 9: two homes on the lotUnlikely
Zoned C-OA (open space), not a single-family residential zone.
- SB 9: split into two lotsUnlikely
Zoned C-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) (about 99% of the lot, map Apr 1, 2024)
- FEMA National Flood Hazard Layer
- Zone X: minimal flood hazard (all of the lot) · FIRM panel 06041C0441E, effective August 15, 2017
- CGS Alquist-Priolo Earthquake Fault Zone
- Not in an Alquist-Priolo Earthquake Fault Zone
Surrounding Rent & Value Benchmarks (Public Records)
Range: $1,666,000 – $2,254,000 · Status: Off market
HUD Small Area FMR (ZIP 94924) · FY 2026
Studio $2,050 · 1BR $2,510 · 2BR $2,990 · 3BR $3,730 · 4BR $3,960
Nearby Activity (½ mile radius, since November 2024)
0 active or recent development projects and 3 total building permits recorded within ½ mile.
- Building systems
Developments Deserving Closer Investigation & Active Area Builders
- Remodel / interior alteration (72065) (Applied)On this parcel
Pending in review for 12.1 yr (53.2× the 83d median) — slower than 90% of remodel / interior alteration permits in Unincorporated Marin (median 83d, 90th pct 266d, n=1,054).
Entity-resolved builders & contractors in ½ mile: Peter Levi Plumbing (6 on parcel, 6 in ½ mi · Plumbing / water heater / sewer); Fidelity Roof (2 on parcel, 2 in ½ mi · Roof replacement); Pure Power Solutions (1 on parcel, 1 in ½ mi · Solar / battery storage); Marvin Collins Construction (1 on parcel, 1 in ½ mi · HVAC / heat pump).
Permit & Project History on This Parcel (13 permits, 0 grouped projects)
| Record # | Category | Status | Applied / Issued | Valuation | Description |
|---|---|---|---|---|---|
| B46921 | Plumbing / water heater / sewer | Issued | Iss. May 26, 2026 | $12,000 | Replace Plumbing Fixtures(s) |
| B43027 | Plumbing / water heater / sewer | Issued | Iss. Jul 9, 2025 | $8,000 | Remove, replace & relocate tankless water heater from exterior of building to interior — Replace Plumbing Fixtures(s) |
| B41418 | HVAC / heat pump | Issued | Iss. Feb 26, 2025 | $15,000 | Furnish and install a heat pump in yard — Mechanical Appliance |
| B38283 | Plumbing / water heater / sewer | Issued | Iss. Jun 5, 2024 | $9,000 | Install 95' gas line from propane tank to existing tankless water heater using 15' poly pipe underground with tracer wir… |
| B36078 | Plumbing / water heater / sewer |