150 Pine Ave
Woodacre 94973 · San Geronimo Valley · Unincorporated Marin · Coordinates: 38.00347, -122.62985
Executive Verdict · Public-Records Synthesis
Zoned RSP-0.05-SGV in Unincorporated Marin with likely ADU & SB 9 infill eligibility and mapped CAL FIRE high fire hazard severity zone (state responsibility area) due diligence; benchmark value $1,094,000 ($963,000–$1,225,000).
Upsides & Opportunities
- ✓ ADU & SB 9 infill pathways screen as likely eligible
Zoned RSP-0.05-SGV supports ministerial ADU/JADU review plus SB 9 both two-unit development and ministerial urban lot split on a 843,975 sq ft lot.
Source: Unincorporated Marin zoning · CA Gov. Code 66314 & 65852.21
- ✓ 2 documented municipal building permits on file
On-parcel permit history is indexed through Feb 13, 2018, 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)
- ! 1 slow or stalled nearby project within ½ mile
Closest lead: New home at 80 Fire Rd (0.31 mi N, 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 (~$13,031/yr at $1,094,000)
Sale triggers reassessment to 1.00% base + ~0.15% voter debt (~$1,086/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:
- 843,975 sq ft (19.38 ac)
- Assessor use:
- Single-Resid. - Improved
- Addresses on lot:
- 150 PINE AVE
Zoning & Land Use
RSP-0.05-SGV — Residential Single Family Planned (Unincorporated Marin)
State Housing Pathways Screen (ADU & SB 9)
- ADU or junior ADULikely eligible
Zoned RSP-0.05-SGV (single-family residential): state law allows ADUs where homes are allowed.
- SB 9: two homes on the lotLikely eligible
Zoned RSP-0.05-SGV, a single-family residential zone.
- SB 9: split into two lotsLikely eligible
Zoned RSP-0.05-SGV, a single-family residential zone. The lot is 843,975 sq ft by the assessor, room for two lots of at least 1,200 sq ft, each at least 40% of the original.
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: $963,000 – $1,225,000 · Status: Off market
HUD Small Area FMR (ZIP 94973) · FY 2026
Studio $2,080 · 1BR $2,510 · 2BR $3,020 · 3BR $3,860 · 4BR $4,000
Developments Deserving Closer Investigation & Active Area Builders
- New home at 80 Fire Rd (Issued)0.31 mi N
Active in "Issued" for 4.1 yr (first record Sep 28, 2022) with no new permit activity recorded in 3.5 yr. High-impact scale (1 housing unit, $2,000,000 declared valuation across 1 permit).
Entity-resolved builders & contractors in ½ mile: Lunny Grading And Paving (1 on parcel, 1 in ½ mi · General repair); Integrity Electric (1 on parcel, 1 in ½ mi · Electrical / panel); Owner Builder (5 in ½ mi · Accessory dwelling unit (new or conversion)); Owner (3 in ½ mi · New garage / accessory structure); Peters Design Build (1 in ½ mi · New single-family home).
Permit & Project History on This Parcel (2 permits, 0 grouped projects)
| Record # | Category | Status | Applied / Issued | Valuation | Description |
|---|---|---|---|---|---|
| B14317 | Electrical / panel | Issued | Iss. Feb 13, 2018 | $6,000 | 400 amp service upgrade — Service Upgrade |
| 157035 | General repair | Issued | Iss. Nov 9, 2017 | $35,000 | Ret Wall For Road Stabilization***Expired |