18876 State Route 1
Marshall 94940 · East Shore · Unincorporated Marin · Coordinates: 38.14770, -122.88282
Executive Verdict · Public-Records Synthesis
Zoned C-ARP-2 in Unincorporated Marin and mapped CAL FIRE moderate fire hazard severity zone (state responsibility area) due diligence; benchmark value $1,731,000 ($1,523,000–$1,939,000).
Upsides & Opportunities
- ✓ 4 documented municipal building permits on file
On-parcel permit history is indexed through Aug 12, 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
- ! 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 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 (~$20,357/yr at $1,731,000)
Sale triggers reassessment to 1.00% base + ~0.15% voter debt (~$1,696/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:
- 20,473 sq ft (0.47 ac)
- Assessor use:
- Multiple-Resid. - Improved
- Addresses on lot:
- 18876 STATE ROUTE 1
Zoning & Land Use
C-ARP-2 — Agriculture Residential Planned (Unincorporated Marin)
State Housing Pathways Screen (ADU & SB 9)
- ADU or junior ADUCan't tell
Zoned C-ARP-2 (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-ARP-2 (agricultural), not a single-family residential zone.
- SB 9: split into two lotsUnlikely
Zoned C-ARP-2 (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 X: minimal flood hazard (all of the lot) · FIRM panel 06041C0095E, 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: $1,523,000 – $1,939,000 · 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
Entity-resolved builders & contractors in ½ mile: John Philip Berg (1 on parcel, 1 in ½ mi · New garage / accessory structure); Houston Electric And Telecommunications (1 on parcel, 1 in ½ mi · Electrical / panel); Crandall Roofing (1 on parcel, 1 in ½ mi · Roof replacement); Coast Electric Solutions (1 on parcel, 1 in ½ mi · Electrical / panel); Trainor Commercial Construction (4 in ½ mi · Commercial tenant improvement).
Permit & Project History on This Parcel (4 permits, 0 grouped projects)
| Record # | Category | Status | Applied / Issued | Valuation | Description |
|---|---|---|---|---|---|
| B39077 | Electrical / panel | Issued | Iss. Aug 12, 2024 | $1,500 | Raise meter main panel periscope — Service Upgrade |
| B38952 | Roof replacement | Issued | Iss. Jul 31, 2024 | $14,760 | T/O 16 SQ comp shingle; re-roof with class A rated comp shingle; SFD; Main House — ReRoofing |
| 175050 | New garage / accessory structure | Issued | Iss. Sep 25, 2023 | $700,000 | N) Split Lvl Attached Structure: Utility Below & Living Above; Covered Flyover Bridge; Trellis; Decks |
| 167949 | Electrical / panel | Issued | Iss. Apr 28, 2021 | $15,000 | (52) Generator |