10000 Marshall Petaluma Rd
Marshall 94940 · East Shore · Unincorporated Marin · Coordinates: 38.16358, -122.88812
Executive Verdict · Public-Records Synthesis
Zoned C-APZ-60 in Unincorporated Marin and mapped 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 Sep 17, 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)
- ! 1 slow or stalled nearby project within ½ mile
Closest lead: New commercial building at 20105 State Route (0.38 mi SW, issued). Inspect timeline history before assuming near-term completion.
Source: County of Marin Community Development Agency, Building Permits (unincorporated Marin) · HCD APR (½-mile radius)
- ! 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:
- 1,109,604 sq ft (25.47 ac)
- Assessor use:
- Agricultural - Unimproved
- Addresses on lot:
- 10000 MARSHALL PETALUMA 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 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: $1,387,000 – $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
- New commercial building at 20105 State Route (Issued)0.38 mi SW
Active in "Issued" for 6.3 yr (first record Jul 8, 2020) with no new permit activity recorded in 4.6 yr. High-impact scale ($1,500,000 declared valuation across 1 permit).
Entity-resolved builders & contractors in ½ mile: Crandall Roofing (1 on parcel, 1 in ½ mi · Roof replacement); Owner (2 in ½ mi · Addition (adds square footage)); Owner Builder (1 in ½ mi · New commercial / non-residential building).
Permit & Project History on This Parcel (1 permits, 0 grouped projects)
| Record # | Category | Status | Applied / Issued | Valuation | Description |
|---|---|---|---|---|---|
| B39521 | Roof replacement | Issued | Iss. Sep 17, 2024 | $9,835 | T/O 16 SQ comp shingle; partial re-roof with class A rated comp shingle; COMM — ReRoofing |