2001 Ridgecrest Blvd
Mill Valley 94930 · Unincorporated Marin · Coordinates: 37.94308, -122.61207
Executive Verdict · Public-Records Synthesis
Zoned OA in Unincorporated Marin and mapped FEMA A flood / CAL FIRE high fire hazard severity zone (state responsibility area) due diligence; benchmark value $1,233,000 ($1,048,000–$1,418,000).
Upsides & Opportunities
- ✓ 8 documented municipal building permits on file
On-parcel permit history is indexed through Aug 10, 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
- ! FEMA Special Flood Hazard Area (A, about 4% of the lot of lot)
Zone A: 1% annual chance flood (Special Flood Hazard Area) overlaps this parcel. Expect mandatory flood insurance for federally backed loans and floodplain elevation/mitigation rules for new units or SB 9 applications.
Source: FEMA National Flood Hazard Layer (parcel polygon)
- ! CAL FIRE High Fire Hazard Severity Zone (State Responsibility Area) (about 7% 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
General repair (90798): Pending in review for 3.8 yr (16.5× the 83d median) — slower than 90% of general repair permits in Unincorporated Marin (median 83d, 90th pct 328d, n=693).
Source: County of Marin Community Development Agency, Building Permits (unincorporated Marin) (review-time benchmark)
- ! Year 1 Prop 13 tax reset (~$14,630/yr at $1,233,000)
Sale triggers reassessment to 1.00% base + ~0.15% voter debt (~$1,219/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:
- 289,620,291 sq ft (6648.77 ac)
- Assessor use:
- Tax Exempt
- Addresses on lot:
- 2001 RIDGECREST BLVD
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
- High Fire Hazard Severity Zone (State Responsibility Area) (about 7% of the lot, map Apr 1, 2024); Moderate Fire Hazard Severity Zone (State Responsibility Area) (about 6% of the lot, map Apr 1, 2024); Very High Fire Hazard Severity Zone (State Responsibility Area) (about 86% of the lot, map Apr 1, 2024)
- FEMA National Flood Hazard Layer
- Zone A: 1% annual chance flood (Special Flood Hazard Area) (about 4% of the lot); Zone A: 1% annual chance flood (Special Flood Hazard Area) (about 2% of the lot); Zone X: minimal flood hazard (about 40% of the lot); Zone X: minimal flood hazard (about 53% of the lot) · FIRM panel 06041C0453D, effective May 4, 2009
- CGS Alquist-Priolo Earthquake Fault Zone
- Not in an Alquist-Priolo Earthquake Fault Zone
Surrounding Rent & Value Benchmarks (Public Records)
Range: $1,048,000 – $1,418,000 · Status: Off market
HUD Small Area FMR (ZIP 94930) · FY 2026
Studio $2,230 · 1BR $2,680 · 2BR $3,240 · 3BR $4,140 · 4BR $4,290
Nearby Activity (½ mile radius, since November 2024)
0 active or recent development projects and 1 total building permits recorded within ½ mile.
- Additions & renovations1 permit
Developments Deserving Closer Investigation & Active Area Builders
- General repair (90798) (Applied)On this parcel
Pending in review for 3.8 yr (16.5× the 83d median) — slower than 90% of general repair permits in Unincorporated Marin (median 83d, 90th pct 328d, n=693).
- Electrical / panel (168669) (Issued)On this parcel
Issued after 3 mo — slower than 90% of electrical / panel permits in Unincorporated Marin (median 0d, 90th pct 2d, n=3,019).
- Electrical / panel (88327) (Applied)On this parcel
Pending in review for 5.5 yr — slower than 90% of electrical / panel permits in Unincorporated Marin (median 0d, 90th pct 2d, n=3,019).
Entity-resolved builders & contractors in ½ mile: All Trade Services (2 on parcel, 2 in ½ mi · HVAC / heat pump); Tnt Industrial Contractors (1 on parcel, 1 in ½ mi · Plumbing / water heater / sewer); Nrci Telecom (1 on parcel, 1 in ½ mi · General repair); Wsd Engineering Dba Wsd Construction (1 on parcel, 1 in ½ mi · Electrical / panel).
Permit & Project History on This Parcel (8 permits, 0 grouped projects)
| Record # | Category | Status | Applied / Issued | Valuation | Description |
|---|---|---|---|---|---|
| 94439 | Commercial tenant improvement | Applied | App. Aug 10, 2026 | $50,000 | Wireless Comms. Fac. - Install 6 Antennas, 6 Radios On 3 Existing Monopoles. Install Grnd Equipment In (E) Building On N… |
| 90798 | General repair | Applied | App. Feb 8, 2023 | $700,000 | Retaining Wall & Guardrails For Azalea Hill Trail Restoration Project |
| 170326 | General repair | Issued | Iss. Jan 5, 2022 | $13,000 | Add 8 Stiffeners To Base Of Monopole |
| 169101 | Plumbing / water heater / sewer | Issued | Iss. Aug 16, 2021 | $14,195 | Install [2] New 500 Gallon Propane Tanks For Pg&E |
| 168669 | Electrical / panel | Issued |