23115 State Route 1
Marshall 94940 · East Shore · Unincorporated Marin · Coordinates: 38.19869, -122.92121
Executive Verdict · Public-Records Synthesis
Zoned C-CP in Unincorporated Marin and mapped FEMA VE flood / CAL FIRE moderate fire hazard severity zone (state responsibility area) due diligence; benchmark value $1,576,000 ($1,387,000–$1,765,000).
Upsides & Opportunities
- ✓ 1 documented municipal building permit on file
On-parcel permit history is indexed through Mar 7, 2024, 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 (VE, about 90% of the lot of lot)
Zone VE: 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) (about 17% 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
Demolition at 23115 State Route: Active in "Issued" for 2.7 yr (first record Mar 7, 2024) with no new permit activity recorded in 2.7 yr.
Source: County of Marin Community Development Agency, Building Permits (unincorporated Marin) (review-time benchmark)
- ! Year 1 Prop 13 tax reset (~$18,574/yr at $1,576,000)
Sale triggers reassessment to 1.00% base + ~0.15% voter debt (~$1,548/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:
- 243,239 sq ft (5.58 ac)
- Assessor use:
- Commercial - Improved
- Addresses on lot:
- 23115 STATE ROUTE 1
Zoning & Land Use
C-CP — Planned Commercial (Unincorporated Marin)
State Housing Pathways Screen (ADU & SB 9)
- ADU or junior ADUUnlikely
Zoned C-CP (commercial): the zone doesn't allow homes, so state ADU rules don't apply.
- SB 9: two homes on the lotUnlikely
Zoned C-CP (commercial), not a single-family residential zone.
- SB 9: split into two lotsUnlikely
Zoned C-CP (commercial), 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) (about 17% of the lot, map Apr 1, 2024)
- FEMA National Flood Hazard Layer
- Zone VE: 1% annual chance flood (Special Flood Hazard Area) (about 90% of the lot); Zone X: minimal flood hazard (about 10% of the lot) · FIRM panel 06041C0085E, 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: $1,387,000 – $1,765,000 · Status: Off market
HUD Small Area FMR (ZIP 94940) · FY 2026
Studio $2,050 · 1BR $2,510 · 2BR $2,990 · 3BR $3,870 · 4BR $4,090
Developments Deserving Closer Investigation & Active Area Builders
- Demolition at 23115 State Route (Issued)On this parcel
Active in "Issued" for 2.7 yr (first record Mar 7, 2024) with no new permit activity recorded in 2.7 yr.
Entity-resolved builders & contractors in ½ mile: Gt Construction (1 on parcel, 1 in ½ mi · Demolition).
Permit & Project History on This Parcel (1 permits, 1 grouped projects)
| Record # | Category | Status | Applied / Issued | Valuation | Description |
|---|---|---|---|---|---|
| 176155 | Demolition | Issued | Iss. Mar 7, 2024 | $25,000 | Demo Only Of Burned Boat Shack |