919 Sir Francis Drake Blvd
Kentfield 94904 · Kentfield · Unincorporated Marin · Coordinates: 37.95409, -122.54619
Executive Verdict · Public-Records Synthesis
Zoned RMPC in Unincorporated Marin with likely ministerial ADU eligibility and mapped FEMA AE flood due diligence; benchmark value $2,377,000 ($2,092,000–$2,662,000).
Upsides & Opportunities
- ✓ Ministerial ADU / JADU pathway likely eligible
Zone RMPC allows residential use qualifying for ministerial ADU review under state law (5 ADU permits permitted within ¼ mile in 36 months).
Source: Unincorporated Marin zoning · CA Gov. Code 66314
- ✓ 4 documented municipal building permits on file
On-parcel permit history is indexed through Mar 9, 2023, 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)
- ✓ 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
- ! FEMA Special Flood Hazard Area (AE, about 1% of the lot of lot)
Zone AE: regulatory floodway (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)
- ! 6 slow or stalled nearby projects within ½ mile
Closest lead: New home at 105 Oak Ave (0.22 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 (~$27,786/yr at $2,377,000)
Sale triggers reassessment to 1.00% base + ~0.15% voter debt (~$2,315/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:
- 14,898 sq ft (0.34 ac)
- Assessor use:
- Commercial - Improved
- Addresses on lot:
- 919 SIR FRANCIS DRAKE BLVD
Zoning & Land Use
RMPC — Residential Commercial Multiple Planned (Unincorporated Marin)
State Housing Pathways Screen (ADU & SB 9)
- ADU or junior ADULikely eligible
Zoned RMPC (mixed use): 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 RMPC (mixed use), not a single-family residential zone.
- SB 9: split into two lotsUnlikely
Zoned RMPC (mixed use), not a single-family residential zone.
Mapped Hazard Zones on This Lot
- CAL FIRE Fire Hazard Severity Zone
- Not in a State-mapped fire hazard severity zone
- FEMA National Flood Hazard Layer
- Zone AE: regulatory floodway (Special Flood Hazard Area) (about 1% of the lot); Zone AE: 1% annual chance flood (Special Flood Hazard Area) (about 62% of the lot); Zone X: 0.2% annual chance flood hazard (shaded X) (about 8% of the lot); Zone X: 0.2% annual chance flood hazard (shaded X) (about 29% 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: $2,092,000 – $2,662,000 · 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
Nearby Activity (½ mile radius, since November 2024)
19 active or recent development projects (16 housing units across completed, permitted, and pipeline stages) and 478 total building permits recorded within ½ mile.
- New construction11 permits (2 units)
- Adds housing (ADU)13 permits (13 units)
- Demolition4 permits
- Additions & renovations41 permits
- Building systems334 permits
- Repairs21 permits
- Other54 permits
Developments Deserving Closer Investigation & Active Area Builders
- New home at 105 Oak Ave (Issued)0.22 mi E
Active in "Issued" for 4.3 yr (first record Jul 15, 2022) with no new permit activity recorded in 14 mo. High-impact scale (1 housing unit, $965,000 declared valuation across 3 permits).
- Accessory dwelling unit at 625 College Ave (a D U 627) (Issued)0.34 mi SW
Active in "Issued" for 3.9 yr (first record Dec 7, 2022) with no new permit activity recorded in 3 yr. High-impact scale (1 housing unit, $4,500,000 declared valuation across 1 permit).
- New home at 7 Cedar Ave (Issued)0.35 mi NW
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).
- Accessory dwelling unit at 66 Hanken Dr (adu 66a) (Issued)0.36 mi N
Active in "Issued" for 3.1 yr (first record Sep 29, 2023) with no new permit activity recorded in 2.8 yr. High-impact scale (1 housing unit, $1,000,000 declared valuation across 1 permit).
Entity-resolved builders & contractors in ½ mile: Ernest Ongaro And Sons (2 on parcel, 3 in ½ mi · HVAC / heat pump); Wedge Roofing (1 on parcel, 1 in ½ mi · Roof replacement); Sorrells Construction (1 on parcel, 1 in ½ mi · Windows / doors / siding); Owner Builder (61 in ½ mi · Remodel / interior alteration); Owner (48 in ½ mi · Remodel / interior alteration).
Permit & Project History on This Parcel (4 permits, 0 grouped projects)
| Record # | Category | Status | Applied / Issued | Valuation | Description |
|---|---|---|---|---|---|
| B32910 | Roof replacement | Issued | Iss. Mar 9, 2023 | $43,700 | Remove existing 57 sq ft roof down to sheathing. Prepare existing sheathing for new roof. Install GAF Timberline HDZ RS … |
| B20308 | HVAC / heat pump | Issued | Iss. Nov 8, 2019 | $15,000 | SUIT 201 - remove existing furnace and AC and install a 5 zone ductless mini split — Mechanical Appliance, Replace Mecha… |
| B18384 | HVAC / heat pump | Issued | Iss. Jul 24, 2019 | $8,000 | SPLIT SYSTEM CHANGE-OUT LIKE FOR LIKE AFUE 81 SEER 14 — Replace Mechanical Appliance |
| 145662 | Windows / doors / siding | Issued | Iss. Feb 2, 2015 | $40,000 | Replace Wood Shingle Siding |