16484 Sir Francis Drake Blvd
Inverness 94937 · Unincorporated Marin · Coordinates: 38.10131, -122.94327
Executive Verdict · Public-Records Synthesis
Zoned OA in Unincorporated Marin and mapped FEMA AE flood due diligence; benchmark value $1,463,000 ($1,244,000–$1,682,000).
Upsides & Opportunities
- ✓ 1 documented municipal building permit on file
On-parcel permit history is indexed through Nov 3, 2022, 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 2% 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)
- ! Year 1 Prop 13 tax reset (~$17,275/yr at $1,463,000)
Sale triggers reassessment to 1.00% base + ~0.15% voter debt (~$1,440/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:
- 81,723,264 sq ft (1876.11 ac)
- Assessor use:
- Tax Exempt
- Addresses on lot:
- 16484 SIR FRANCIS DRAKE BLVD; 22099 SIR FRANCIS DRAKE 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
- Not in a State-mapped fire hazard severity zone
- FEMA National Flood Hazard Layer
- Zone AE: 1% annual chance flood (Special Flood Hazard Area) (about 2% of the lot); Zone D: possible but undetermined flood hazard (about 95% of the lot); Zone VE: 1% annual chance flood (Special Flood Hazard Area) (about 3% of the lot) · FIRM panel 06041C0205E, 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: $1,244,000 – $1,682,000 · Status: Off market
HUD Small Area FMR (ZIP 94937) · FY 2026
Studio $2,400 · 1BR $2,870 · 2BR $3,480 · 3BR $4,450 · 4BR $4,610
Nearby Activity (½ mile radius, since —)
0 active or recent development projects and 0 total building permits recorded within ½ mile.
Developments Deserving Closer Investigation & Active Area Builders
Entity-resolved builders & contractors in ½ mile: Entwisle Electric (1 on parcel, 1 in ½ mi · Electrical / panel).
Permit & Project History on This Parcel (1 permits, 0 grouped projects)
| Record # | Category | Status | Applied / Issued | Valuation | Description |
|---|---|---|---|---|---|
| B31652 | Electrical / panel | Issued | Iss. Nov 3, 2022 | $3,500 | Electrical service replacement 100 amp for 100 amp — Service Upgrade |