351 Olema Rd
Fairfax 94930 · Unincorporated Fairfax · Unincorporated Marin · Coordinates: 37.99913, -122.60344
Executive Verdict · Public-Records Synthesis
Zoned RMP-22 in Unincorporated Marin with likely ministerial ADU eligibility and mapped CAL FIRE high fire hazard severity zone (state responsibility area) due diligence; benchmark value $1,397,000 ($1,229,000–$1,565,000).
Upsides & Opportunities
- ✓ Ministerial ADU / JADU pathway likely eligible
Zone RMP-22 allows residential use qualifying for ministerial ADU review under state law.
Source: Unincorporated Marin zoning · CA Gov. Code 66314
- ✓ 4 documented municipal building permits on file
On-parcel permit history is indexed through Aug 7, 2025, 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) (about 99% 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: 54 new homes (0.18 mi E, 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 (~$16,516/yr at $1,397,000)
Sale triggers reassessment to 1.00% base + ~0.15% voter debt (~$1,376/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:
- 46,261 sq ft (1.06 ac)
- Assessor use:
- Multiple-Resid. - Improved
- Addresses on lot:
- 351 OLEMA RD
Zoning & Land Use
RMP-22 — Residential Multiple Planned (Unincorporated Marin)
State Housing Pathways Screen (ADU & SB 9)
- ADU or junior ADULikely eligible
Zoned RMP-22 (multifamily residential): state law allows ADUs where homes are allowed. On a multifamily lot the state allowance is different: ADUs in non-living space of the building, plus up to eight detached ADUs.
- SB 9: two homes on the lotUnlikely
Zoned RMP-22 (multifamily residential), not a single-family residential zone.
- SB 9: split into two lotsUnlikely
Zoned RMP-22 (multifamily residential), 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) (about 99% of the lot, map Apr 1, 2024)
- FEMA National Flood Hazard Layer
- Zone X: minimal flood hazard (all of the lot) · FIRM panel 06041C0451E, effective March 17, 2014
- CGS Alquist-Priolo Earthquake Fault Zone
- Not in an Alquist-Priolo Earthquake Fault Zone
Surrounding Rent & Value Benchmarks (Public Records)
Range: $1,229,000 – $1,565,000 · Status: Off market
HUD Small Area FMR (ZIP 94930) · FY 2026
Studio $2,230 · 1BR $2,680 · 2BR $3,240 · 3BR $4,140 · 4BR $4,290
Developments Deserving Closer Investigation & Active Area Builders
- 54 new homes (Issued)0.18 mi E
Active in "Issued" for 8 yr (first record Nov 26, 2018) with no new permit activity recorded in 8 yr. High-impact scale (54 housing units, 54 deed-restricted affordable across 0 permits).
- Victory Village Senior Housing (Finaled / completed)0.18 mi E
High-impact scale (54 housing units, 54 deed-restricted affordable across 0 permits).
Entity-resolved builders & contractors in ½ mile: Peter Levi Plumbing (1 on parcel, 1 in ½ mi · HVAC / heat pump); Ea Electric (1 on parcel, 1 in ½ mi · Electrical / panel); De Mello Roofing (1 on parcel, 1 in ½ mi · Roof replacement); Charles Cole (1 on parcel, 1 in ½ mi · Electrical / panel); Jam Construction (1 in ½ mi · Remodel / interior alteration).
Permit & Project History on This Parcel (4 permits, 0 grouped projects)
| Record # | Category | Status | Applied / Issued | Valuation | Description |
|---|---|---|---|---|---|
| B43282 | Electrical / panel | Issued | Iss. Aug 7, 2025 | $2,900 | Replacement of eight receptacles and four switches. Installation of two dual function AFCI GFCI breakers. Replacement of… |
| B31530 | HVAC / heat pump | Issued | Iss. Oct 25, 2022 | $60,000 | Replace like for like in 12 units; c/o furnace in hall closet for the following units: 2, 3, 4, 9, 10, 11, 12, 15, 18, 2… |
| B23120 | Electrical / panel | Issued | Iss. Jul 29, 2020 | $15,000 | replace 22 zinsco sub panels (one per unit) — Service Upgrade |
| 149814 | Roof replacement | Issued | Iss. Nov 16, 2015 | $6,575 | Reroof |