179 Keith Way
Inverness 94937 · Inverness · Unincorporated Marin · Coordinates: 38.10352, -122.86463
Parcel & Assessor
- Lot size:
- 37,200 sq ft (0.85 ac)
- Assessor use:
- Single-Resid. - Improved
- Addresses on lot:
- 179 KEITH WAY
Zoning & Land Use
C-RSP-0.5 — Residential Single Family Planned (Unincorporated Marin)
State Housing Pathways Screen (ADU & SB 9)
- ADU or junior ADUPossible, with conditions
Zoned C-RSP-0.5 (single-family residential): state law allows ADUs where homes are allowed. Very High Fire Hazard Severity Zone covers all of the lot: cities may limit ADUs here for fire safety and evacuation.
- SB 9: two homes on the lotPossible, with conditions
Zoned C-RSP-0.5, a single-family residential zone. Very High Fire Hazard Severity Zone (State responsibility area) covers all of the lot: SB 9 requires the project to meet the fire hazard mitigation standards. Alquist-Priolo Earthquake Fault Zone covers about 22% of the lot: the project must meet the seismic building standards, and a fault study is usually required.
- SB 9: split into two lotsPossible, with conditions
Zoned C-RSP-0.5, a single-family residential zone. The lot is 37,200 sq ft by the assessor, room for two lots of at least 1,200 sq ft, each at least 40% of the original. Very High Fire Hazard Severity Zone (State responsibility area) covers all of the lot: SB 9 requires the project to meet the fire hazard mitigation standards. Alquist-Priolo Earthquake Fault Zone covers about 22% of the lot: the project must meet the seismic building standards, and a fault study is usually required.
Mapped Hazard Zones on This Lot
- CAL FIRE Fire Hazard Severity Zone
- Very High 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 06041C0230E, effective August 15, 2017
- CGS Alquist-Priolo Earthquake Fault Zone
- Alquist-Priolo Earthquake Fault Zone (Inverness quadrangle) (about 22% of the lot)
Surrounding Rent & Value Benchmarks (Public Records)
Range: $1,558,000 – $1,982,000 · Status: Off market
HUD Small Area FMR (ZIP 94937) · FY 2026
Studio $2,400 · 1BR $2,870 · 2BR $3,480 · 3BR $4,450 · 4BR $4,610
Nearby Activity (½ mile radius, since October 2024)
3 active or recent development projects (3 housing units across completed, permitted, and pipeline stages) and 79 total building permits recorded within ½ mile.
- New construction7 permits (2 units)
- Adds housing (ADU)1 permit (1 units)
- Additions & renovations4 permits
- Building systems54 permits
- Repairs2 permits
- Other11 permits
Developments Deserving Closer Investigation & Active Area Builders
- New home at 179 Keith Way (Issued)On this parcel
Active in "Issued" for 17 mo (first record Jun 9, 2025) with no new permit activity recorded in 9 mo. High-impact scale (1 housing unit, $1,160,000 declared valuation across 1 permit).
- New home at 115 Kehoe Way (Applied)0.3 mi NW
Active in "Applied" for 10.7 yr (first record Feb 8, 2016) with no new permit activity recorded in 10.7 yr. High-impact scale (1 housing unit, $908,000 declared valuation across 2 permits).
- New home at 60 Trossach Way (Applied)0.42 mi S
Active in "Applied" for 5.9 yr (first record Dec 15, 2020) with no new permit activity recorded in 5.9 yr. High-impact scale (1 housing unit, $1,400,000 declared valuation across 1 permit).
- New home at 120 Kehoe Way (Issued)0.21 mi NW
Active in "Issued" for 13.1 yr (first record Sep 12, 2013) with no new permit activity recorded in 11.8 yr.
Permit & Project History on This Parcel (4 permits, 1 grouped projects)
| Record # | Category | Status | Applied / Issued | Valuation | Description |
|---|---|---|---|---|---|
| 180982 | New garage / accessory structure | Issued | Iss. Jan 23, 2026 | $350,000 | Workshop/Greenhouse; 7000 Gal Water Tank |
| 180981 | New garage / accessory structure | Issued | Iss. Jan 23, 2026 | $300,000 | Garage |
| 180980 | New single-family home | Issued | Iss. Jan 23, 2026 | $1,160,000 | Replace/Expand S F D; Covered Porches; Retaining Wall |
| B42369 | Electrical / panel | Issued | Iss. May 12, 2025 | $1,200 | Temp pole for PG&e. — Service Upgrade |