6505 Lucas Valley Rd
Nicasio 94946 · Nicasio · Unincorporated Marin · Coordinates: 38.05114, -122.66848
Executive Verdict · Public-Records Synthesis
Zoned ARP-5 in Unincorporated Marin and mapped FEMA A flood / CAL FIRE high fire hazard severity zone (state responsibility area) due diligence; benchmark value $2,091,000 ($1,840,000–$2,342,000).
Upsides & Opportunities
- ✓ Documented permitted upgrades (+$7,560 contributory est.)
Public building records show issued construction/renovation work on this parcel (2 total permits, latest Oct 8, 2021).
Source: County of Marin Community Development Agency, Building Permits (unincorporated Marin) (parcel APN)
Watchouts & Due Diligence
- ! FEMA Special Flood Hazard Area (A, about 28% of the lot of lot)
Zone A: 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 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)
- ! 2 slow or stalled nearby projects within ½ mile
Closest lead: New home at 5760 Lucas Valley Rd (0.47 mi NE, applied). 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 (~$24,497/yr at $2,091,000)
Sale triggers reassessment to 1.00% base + ~0.15% voter debt (~$2,041/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:
- 404,890 sq ft (9.29 ac)
- Assessor use:
- Single-Resid. - Improved
- Addresses on lot:
- 6505 LUCAS VALLEY RD
Zoning & Land Use
ARP-5 — Agriculture Residential Planned (Unincorporated Marin)
State Housing Pathways Screen (ADU & SB 9)
- ADU or junior ADUCan't tell
Zoned ARP-5 (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 ARP-5 (agricultural), not a single-family residential zone.
- SB 9: split into two lotsUnlikely
Zoned ARP-5 (agricultural), 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 A: 1% annual chance flood (Special Flood Hazard Area) (about 28% of the lot); Zone X: minimal flood hazard (about 72% 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: $1,840,000 – $2,342,000 · Status: Off market
HUD Small Area FMR (ZIP 94946) · FY 2026
Studio $2,050 · 1BR $2,510 · 2BR $2,990 · 3BR $3,730 · 4BR $3,960
Developments Deserving Closer Investigation & Active Area Builders
- New home at 5760 Lucas Valley Rd (Applied)0.47 mi NE
In "Applied" for 6.9 yr (since Dec 18, 2019), exceeding the 253d median and 686d 90th percentile for new single-family home permits in Unincorporated Marin (n=121). High-impact scale (1 housing unit, $1,365,000 declared valuation across 1 permit).
- Demolition at 6970 Lucas Valley Rd (Applied)0.5 mi W
In "Applied" for 2.6 yr (since Mar 22, 2024), exceeding the 55d median and 261d 90th percentile for demolition permits in Unincorporated Marin (n=130).
Entity-resolved builders & contractors in ½ mile: Sunrun Installation Services (1 on parcel, 1 in ½ mi · Solar / battery storage); Rc Roofing (1 on parcel, 1 in ½ mi · Roof replacement); Owner Builder (3 in ½ mi · New garage / accessory structure); Brownco Construction And Development (1 in ½ mi · Remodel / interior alteration); Conner Consulting And Contracting (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 |
|---|---|---|---|---|---|
| B27347 | Solar / battery storage | Issued | Iss. Oct 8, 2021 | $21,000 | Install (16) roof mount solar panels at 5.76kw. Install energy storage system to backup electrical. Replace existing mai… |
| B12480 | Roof replacement | Issued | Iss. May 24, 2017 | $13,925 | Tear off existing composition re roof — ReRoofing |