8 Buckeye Way
Kentfield 94904 · Kentfield · Unincorporated Marin · Coordinates: 37.95304, -122.55754
Executive Verdict · Public-Records Synthesis
Zoned RSP-1 in Unincorporated Marin with likely ADU & SB 9 infill eligibility and mapped CAL FIRE moderate fire hazard severity zone (state responsibility area) due diligence; benchmark value $2,661,000 ($2,342,000–$2,980,000).
Upsides & Opportunities
- ✓ ADU & SB 9 infill pathways screen as likely eligible
Zoned RSP-1 supports ministerial ADU/JADU review plus SB 9 both two-unit development and ministerial urban lot split on a 38,115 sq ft lot. Local precedent is active with 3 ADU permits within ¼ mile over the last 36 months.
Source: Unincorporated Marin zoning · CA Gov. Code 66314 & 65852.21
- ✓ Documented permitted upgrades (+$191,840 contributory est.)
Public building records show issued construction/renovation work on this parcel (5 total permits, latest Apr 25, 2023).
Source: County of Marin Community Development Agency, Building Permits (unincorporated Marin) (parcel APN)
- ✓ Above-average reinvestment in Kentfield
104 substantial renovation & housing permits over 24 months (41.3 per 1,000 parcels vs. 16.4 citywide baseline) (#7 of 22 neighborhoods).
Source: County of Marin Community Development Agency, Building Permits (unincorporated Marin) (Kentfield)
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 Moderate 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)
- ! 6 slow or stalled nearby projects within ½ mile
Closest lead: Accessory dwelling unit at 432 Woodland Rd (0.35 mi SW, 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 (~$31,052/yr at $2,661,000)
Sale triggers reassessment to 1.00% base + ~0.15% voter debt (~$2,588/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:
- 38,115 sq ft (0.88 ac)
- Assessor use:
- Single-Resid. - Improved
- Addresses on lot:
- 8 BUCKEYE WAY
Zoning & Land Use
RSP-1 — Residential Single Family Planned (Unincorporated Marin)
State Housing Pathways Screen (ADU & SB 9)
- ADU or junior ADULikely eligible
Zoned RSP-1 (single-family residential): state law allows ADUs where homes are allowed.
- SB 9: two homes on the lotLikely eligible
Zoned RSP-1, a single-family residential zone.
- SB 9: split into two lotsLikely eligible
Zoned RSP-1, a single-family residential zone. The lot is 38,115 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
- Moderate 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 06041C0458F, effective March 16, 2016
- CGS Alquist-Priolo Earthquake Fault Zone
- Not in an Alquist-Priolo Earthquake Fault Zone
Surrounding Rent & Value Benchmarks (Public Records)
Range: $2,342,000 – $2,980,000 · Status: Off market
HUD Small Area FMR (ZIP 94904) · FY 2026
Studio $2,260 · 1BR $2,710 · 2BR $3,280 · 3BR $4,190 · 4BR $4,340
Developments Deserving Closer Investigation & Active Area Builders
- Accessory dwelling unit at 432 Woodland Rd (Applied)0.35 mi SW
In "Applied" for 2.6 yr (since Apr 12, 2024), 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, $1,250,000 declared valuation across 1 permit).
- New home at 75 Rock Rd (Issued)0.12 mi NW
Active in "Issued" for 2.2 yr (first record Aug 27, 2024) with no new permit activity recorded in 18 mo. High-impact scale (1 housing unit, $936,400 declared valuation across 1 permit).
- Accessory dwelling unit at 31 N Ridgewood Rd (adu 31a) (Issued)0.18 mi SW
Active in "Issued" for 20 mo (first record Feb 28, 2025) with no new permit activity recorded in 16 mo. High-impact scale (1 housing unit, $750,000 declared valuation across 1 permit).
- New home at 7 Cedar Ave (Issued)0.38 mi NE
Active in "Issued" for 7.7 yr (first record Mar 14, 2019) with no new permit activity recorded in 5.5 yr. High-impact scale (1 housing unit, $1,217,500 declared valuation across 2 permits).
Entity-resolved builders & contractors in ½ mile: Ernest Ongaro And Sons (2 on parcel, 3 in ½ mi · Accessory dwelling unit (new or conversion)); Vollmer Construction (1 on parcel, 1 in ½ mi · Addition (adds square footage)); Semper Solaris Construction (1 on parcel, 1 in ½ mi · Solar / battery storage); Ongaro Ernest And Sons (1 on parcel, 1 in ½ mi · HVAC / heat pump); Owner Builder (45 in ½ mi · Addition (adds square footage)).
Permit & Project History on This Parcel (5 permits, 0 grouped projects)
| Record # | Category | Status | Applied / Issued | Valuation | Description |
|---|---|---|---|---|---|
| B33583 | Solar / battery storage | Issued | Iss. Apr 25, 2023 | $50,475 | 29- SILFAB SIL-400 HC+ (N) SOLAR MODULES(11.600 kW), 29- ENPHASE IQ8M-72-2-US (N) INVERTERS, 1- 125A ENPHSE IQ COMBINER … |
| 167356 | Addition (adds square footage) | Issued | Iss. Mar 10, 2021 | $375,000 | Add Stair; Rmdl Kit, Bas, Ma Bd, Hall, Closts; Deck |
| B17656 | Plumbing / water heater / sewer | Issued | Iss. May 1, 2019 | $1,250 | REMOVE AND REPLACE 50 GALLON WATER HEATER — Replace Plumbing Fixtures(s) |
| B16724 | HVAC / heat pump | Issued | Iss. Dec 27, 2018 | $3,700 | Like for like change out of Furnace (Afue 95%) — Replace Mechanical Appliance |
| 141534 | HVAC / heat pump |