3199 Dillon Beach Rd
Tomales 94971 · Dillon Beach · Unincorporated Marin · Coordinates: 38.23110, -122.94557
Executive Verdict · Public-Records Synthesis
Zoned C-APZ-60 in Unincorporated Marin and mapped FEMA AE flood / CAL FIRE moderate fire hazard severity zone (state responsibility area) due diligence; benchmark value $1,232,000 ($1,084,000–$1,380,000).
Upsides & Opportunities
- ✓ 1 documented municipal building permit on file
On-parcel permit history is indexed through Sep 16, 2019, 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 (AE, about 1% of the lot of lot)
Zone AE: 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 Moderate 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)
- ! Year 1 Prop 13 tax reset (~$14,618/yr at $1,232,000)
Sale triggers reassessment to 1.00% base + ~0.15% voter debt (~$1,218/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:
- 2,292,606 sq ft (52.63 ac)
- Assessor use:
- Rural - Improved
- Addresses on lot:
- 3199 DILLON BEACH RD
Zoning & Land Use
C-APZ-60 — Agriculture Production Zone (Unincorporated Marin)
State Housing Pathways Screen (ADU & SB 9)
- ADU or junior ADUCan't tell
Zoned C-APZ-60 (agricultural): ADUs are allowed if the zone allows a home, which depends on the zone's rules.
- SB 9: two homes on the lotUnlikely
Zoned C-APZ-60 (agricultural), not a single-family residential zone.
- SB 9: split into two lotsUnlikely
Zoned C-APZ-60 (agricultural), not a single-family residential zone.
Mapped Hazard Zones on This Lot
- CAL FIRE Fire Hazard Severity Zone
- Moderate Fire Hazard Severity Zone (State Responsibility Area) (all of the lot, map Apr 1, 2024)
- FEMA National Flood Hazard Layer
- Zone AE: 1% annual chance flood (Special Flood Hazard Area) (about 1% of the lot); Zone X: minimal flood hazard (about 99% of the lot) · FIRM panel 06041C0080E, 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: $1,084,000 – $1,380,000 · Status: Off market
HUD Small Area FMR (ZIP 94971) · FY 2026
Studio $2,400 · 1BR $2,870 · 2BR $3,480 · 3BR $4,450 · 4BR $4,610
Developments Deserving Closer Investigation & Active Area Builders
Entity-resolved builders & contractors in ½ mile: Steve P Herrin (1 on parcel, 1 in ½ mi · Plumbing / water heater / sewer).
Permit & Project History on This Parcel (1 permits, 0 grouped projects)
| Record # | Category | Status | Applied / Issued | Valuation | Description |
|---|---|---|---|---|---|
| B19869 | Plumbing / water heater / sewer | Issued | Iss. Sep 16, 2019 | $5,076 | (2) ELECTRIC WATER HEATERS — Replace Plumbing Fixtures(s) |