31 A N Ridgewood Rd
Kentfield 94904 · Kentfield · Unincorporated Marin · Coordinates: 37.95120, -122.56000
Parcel & Assessor
- Lot size:
- 36,721 sq ft (0.84 ac)
- Assessor use:
- Single-Resid. - Improved
- Addresses on lot:
- 31A N RIDGEWOOD RD; 31 N RIDGEWOOD RD
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 36,721 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: $2,656,000 – $3,380,000 · 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 31 N Ridgewood Rd (adu 31a) (Issued)On this parcel
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 36 N Ridgewood Rd (Issued)280 ft E
Active in "Issued" for 10.4 yr (first record May 19, 2016) with no new permit activity recorded in 9.9 yr. High-impact scale (1 housing unit, $2,500,000 declared valuation across 3 permits).
- New home at 37 N Ridgewood Rd (Issued)410 ft N
Active in "Issued" for 11.3 yr (first record Jul 16, 2015) with no new permit activity recorded in 11 yr. High-impact scale (1 housing unit, $1,475,000 declared valuation across 1 permit).
- New home at 9 N Ridgewood Rd (Issued)0.1 mi SE
Active in "Issued" for 11.5 yr (first record May 14, 2015) with no new permit activity recorded in 11.3 yr. High-impact scale (1 housing unit, $1,200,000 declared valuation across 1 permit).
Permit & Project History on This Parcel (9 permits, 1 grouped projects)
| Record # | Category | Status | Applied / Issued | Valuation | Description |
|---|---|---|---|---|---|
| B45116 | Solar / battery storage | Issued | Iss. Dec 12, 2025 | $23,161 | INSTALLATION OF ROOFTOP PV SOLAR IN ADDITION TO EXISTING PV SYSTEM |
| 179550 | Accessory dwelling unit (new or conversion) | Issued | Iss. Jul 3, 2025 | $750,000 | Rebuild (E) Garage W (N) Attached A D U Above; Decks |
| 167468 | Solar / battery storage | Issued | Iss. Mar 22, 2021 | $23,500 | Rooftop Photovoltaic 10.40 Kw |
| B25177 | Electrical / panel | Issued | Iss. Mar 16, 2021 | $2,000 | Complete replacement of electric service with new 200Amp service. New panel to be installed in existing location. Existi… |