75 Rock Rd
Kentfield 94904 · Kentfield · Unincorporated Marin · Coordinates: 37.95482, -122.55822
Parcel & Assessor
- Lot size:
- 41,730 sq ft (0.96 ac)
- Assessor use:
- Single-Resid. - Improved
- Addresses on lot:
- 75 ROCK 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 41,730 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: $2,289,000 – $2,913,000 · 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
- New home at 75 Rock Rd (Issued)On this parcel
Active in "Issued" for 2.2 yr (first record Aug 27, 2024) with no new permit activity recorded in 17 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)0.27 mi S
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).
- Accessory dwelling unit at 432 Woodland Rd (Applied)0.4 mi SW
Active in "Applied" for 2.5 yr (first record Apr 12, 2024) with no new permit activity recorded in 2.5 yr. High-impact scale (1 housing unit, $1,250,000 declared valuation across 1 permit).
- 147 Lagunitas (Issued)0.44 mi N
Active in "Issued" for 3.7 yr (first record Feb 28, 2023) with no new permit activity recorded in 3.7 yr. High-impact scale (1 housing unit, 1 deed-restricted affordable across 0 permits).
Permit & Project History on This Parcel (4 permits, 1 grouped projects)
| Record # | Category | Status | Applied / Issued | Valuation | Description |
|---|---|---|---|---|---|
| 179307 | General repair | Issued | Iss. May 20, 2025 | $53,600 | Driveway/Parking Retaining Walls |
| 179306 | New single-family home | Issued | Iss. May 20, 2025 | $936,400 | Demo & Rebuild S F D; Deck |
| B35102 | Electrical / panel | Issued | Iss. Aug 17, 2023 | $800 | Install temp meter for renovation to be used with permit #174524 — Service Upgrade |
| 174524 | Remodel / interior alteration | Issued | Iss. Jul 17, 2023 | $300,000 | Remodel Of Whole House & Deck |