920 Sir Francis Drake Blvd
Kentfield 94904 · Kentfield · Unincorporated Marin · Coordinates: 37.95468, -122.54587
Executive Verdict · Public-Records Synthesis
Zoned RMP-30 in Unincorporated Marin with likely ministerial ADU eligibility and zero mapped flood, fire, or fault hazard overlaps; benchmark value $2,340,000 ($2,059,000–$2,621,000).
Upsides & Opportunities
- ✓ Ministerial ADU / JADU pathway likely eligible
Zone RMP-30 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
- ✓ 15 documented municipal building permits on file
On-parcel permit history is indexed through Jun 5, 2026, 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
103 substantial renovation & housing permits over 24 months (40.9 per 1,000 parcels vs. 16.3 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: 0.2% annual chance flood hazard (shaded X))
all of the lot of the parcel intersects Zone X: 0.2% annual chance flood hazard (shaded X). Outside mandatory federal SFHA insurance rules, but check local drainage and finished-floor requirements.
Source: FEMA National Flood Hazard Layer (parcel polygon)
- ! Delayed or open permit activity on this parcel
Windows / doors / siding (146581): Issued after 2 mo — slower than 90% of windows / doors / siding permits in Unincorporated Marin (median 0d, 90th pct 5d, n=1,477).
Source: County of Marin Community Development Agency, Building Permits (unincorporated Marin) (review-time benchmark)
- ! 4 slow or stalled nearby projects within ½ mile
Closest lead: New home at 105 Oak Ave (0.19 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 (~$27,360/yr at $2,340,000)
Sale triggers reassessment to 1.00% base + ~0.15% voter debt (~$2,280/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:
- 12,066 sq ft (0.28 ac)
- Assessor use:
- Multiple-Resid. - Improved
- Addresses on lot:
- 920 SIR FRANCIS DRAKE BLVD
Zoning & Land Use
RMP-30 — Residential Multiple Planned (Unincorporated Marin)
State Housing Pathways Screen (ADU & SB 9)
- ADU or junior ADULikely eligible
Zoned RMP-30 (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-30 (multifamily residential), not a single-family residential zone.
- SB 9: split into two lotsUnlikely
Zoned RMP-30 (multifamily residential), 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 X: 0.2% annual chance flood hazard (shaded X) (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: $2,059,000 – $2,621,000 · 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
- Windows / doors / siding (146581) (Issued)On this parcel
Issued after 2 mo — slower than 90% of windows / doors / siding permits in Unincorporated Marin (median 0d, 90th pct 5d, n=1,477).
- Other (145764) (Issued)On this parcel
Issued after 5 mo — slower than 90% of other permits in Unincorporated Marin (median 0d, 90th pct 71d, n=1,562).
- New home at 105 Oak Ave (Issued)0.19 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 66 Hanken Dr (adu 66a) (Issued)0.32 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: Owner (10 on parcel, 50 in ½ mi · Remodel / interior alteration); Juan Calmell (1 on parcel, 9 in ½ mi · Remodel / interior alteration); El Dorado Roofing (1 on parcel, 1 in ½ mi · Roof replacement); Axel8 Construction (1 on parcel, 1 in ½ mi · General repair); Yesco Signs (1 on parcel, 1 in ½ mi · Sign).
Permit & Project History on This Parcel (15 permits, 0 grouped projects)
| Record # | Category | Status | Applied / Issued | Valuation | Description |
|---|---|---|---|---|---|
| 181814 | General repair | Issued | Iss. Jun 5, 2026 | $16,000 | Repairs To Five Balconies At Multi-Family Aparmtnet Building |
| 180898 | General repair | Issued | Iss. Jan 9, 2026 | $10,000 | Repair Balconies @ Units #4,6, & 8 - Guardrails, Painting, Crack Repair, Flashing |
| B37919 | Roof replacement | Issued | Iss. May 2, 2024 | $30,000 | TEAR OFF CURRENT ROOF AND INSTALL NEW ROOF SYSTEM 32 SQ — ReRoofing; With Electronic Inspection |
| 147326 | Sign | Issued | Iss. May 28, 2015 | $7,500 | Install New Sign T.D. 4/29/15 *** Please Call Contractor When Ready: David 510-387-0546 *** |
| 146581 | Windows / doors / siding | Issued |