5800 Sir Francis Drake Blvd
San Geronimo 94963 · San Geronimo Valley · Unincorporated Marin · Coordinates: 38.01588, -122.66122
Executive Verdict · Public-Records Synthesis
Zoned RCR-SGV in Unincorporated Marin and mapped CAL FIRE high fire hazard severity zone (state responsibility area) due diligence; benchmark value $1,203,000 ($1,059,000–$1,347,000).
Upsides & Opportunities
- ✓ 2 documented municipal building permits on file
On-parcel permit history is indexed through Sep 29, 2020, 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 High 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)
- ! 3 slow or stalled nearby projects within ½ mile
Closest lead: Demolition at 625 San Geronimo Valley Dr (0.37 mi W, 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 (~$14,285/yr at $1,203,000)
Sale triggers reassessment to 1.00% base + ~0.15% voter debt (~$1,190/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:
- 1,017,605 sq ft (23.36 ac)
- Assessor use:
- Tax Exempt
- Addresses on lot:
- 5800 SIR FRANCIS DRAKE BLVD
Zoning & Land Use
RCR-SGV — Resort and Commercial Recreation (Unincorporated Marin)
State Housing Pathways Screen (ADU & SB 9)
- ADU or junior ADUUnlikely
Zoned RCR-SGV (commercial): the zone doesn't allow homes, so state ADU rules don't apply.
- SB 9: two homes on the lotUnlikely
Zoned RCR-SGV (commercial), not a single-family residential zone.
- SB 9: split into two lotsUnlikely
Zoned RCR-SGV (commercial), not a single-family residential zone.
Mapped Hazard Zones on This Lot
- CAL FIRE Fire Hazard Severity Zone
- High 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 06041C0275D, effective May 4, 2009
- CGS Alquist-Priolo Earthquake Fault Zone
- Not in an Alquist-Priolo Earthquake Fault Zone
Surrounding Rent & Value Benchmarks (Public Records)
Range: $1,059,000 – $1,347,000 · Status: Off market
HUD Small Area FMR (ZIP 94963) · FY 2026
Studio $2,500 · 1BR $3,000 · 2BR $3,630 · 3BR $4,630 · 4BR $4,800
Developments Deserving Closer Investigation & Active Area Builders
- Demolition at 625 San Geronimo Valley Dr (Issued)0.37 mi W
Active in "Issued" for 4.9 yr (first record Dec 6, 2021) with no new permit activity recorded in 3.9 yr.
- Accessory dwelling unit at 12 Meadow View Ln (Issued)0.5 mi SE
Active in "Issued" for 23 mo (first record Dec 19, 2024) with no new permit activity recorded in 23 mo.
- Accessory dwelling unit at 320 Meadow Way (Applied)0.4 mi SW
In "Applied" for 22 mo (since Jan 9, 2025), exceeding the 253d median and 456d 75th percentile for new single-family home permits in Unincorporated Marin (n=121).
- Accessory dwelling unit at 567 San Geronimo Valley Dr (Applied)0.31 mi SW
work_desc changed to "Convert Existing Garage Space To A D U." in snapshot Oct 31, 2026.
Entity-resolved builders & contractors in ½ mile: Hanford Applied Restoration And Construction (1 on parcel, 1 in ½ mi · New garage / accessory structure); Nextgen Plumbing (1 on parcel, 1 in ½ mi · Plumbing / water heater / sewer); Owner Builder (4 in ½ mi · Demolition); Dolan Construction (1 in ½ mi · New garage / accessory structure).
Permit & Project History on This Parcel (2 permits, 0 grouped projects)
| Record # | Category | Status | Applied / Issued | Valuation | Description |
|---|---|---|---|---|---|
| 165848 | New garage / accessory structure | Issued | Iss. Sep 29, 2020 | $185,000 | Repl Bridge T.D. 6/26/20 |
| B15576 | Plumbing / water heater / sewer | Issued | Iss. Aug 2, 2018 | $900 | Remove two compartment sink and replace with three compartment sink — New Plumbing Fixture(s) |