425 Durant Way
Mill Valley 94941 · Tamalpais · Unincorporated Marin · Coordinates: 37.87171, -122.53525
Parcel & Assessor
- Lot size:
- 8,146 sq ft (0.19 ac)
- Assessor use:
- Single-Resid. - Improved
- Addresses on lot:
- 425 DURANT WAY
Zoning & Land Use
RMP-2.5 — Residential Multiple Planned (Unincorporated Marin)
State Housing Pathways Screen (ADU & SB 9)
- ADU or junior ADULikely eligible
Zoned RMP-2.5 (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-2.5 (multifamily residential), not a single-family residential zone.
- SB 9: split into two lotsUnlikely
Zoned RMP-2.5 (multifamily residential), not a single-family residential zone.
Mapped Hazard Zones on This Lot
- CAL FIRE Fire Hazard Severity Zone
- 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 06041C0510E, effective August 15, 2017
- CGS Alquist-Priolo Earthquake Fault Zone
- Not in an Alquist-Priolo Earthquake Fault Zone
Surrounding Rent & Value Benchmarks (Public Records)
Range: $1,865,000 – $2,373,000 · Status: Off market
HUD Small Area FMR (ZIP 94941) · FY 2026
Studio $2,730 · 1BR $3,270 · 2BR $3,960 · 3BR $5,060 · 4BR $5,240
Nearby Activity (½ mile radius, since October 2024)
8 active or recent development projects (8 housing units across completed, permitted, and pipeline stages) and 267 total building permits recorded within ½ mile.
- New construction9 permits (2 units)
- Adds housing (ADU)6 permits (6 units)
- Additions & renovations22 permits
- Building systems179 permits
- Repairs13 permits
- Other38 permits
Developments Deserving Closer Investigation & Active Area Builders
- New home (Entitled)On this parcel
Active in "Entitled" for 5.6 yr (first record Mar 31, 2021) with no new permit activity recorded in 5.6 yr.
- New home at 469 W Live Oak Dr (aka 461) (Issued)0.41 mi NW
Active in "Issued" for 6 yr (first record Oct 22, 2020) with no new permit activity recorded in 21 mo. High-impact scale (1 housing unit, $980,000 declared valuation across 1 permit).
- Accessory dwelling unit at 403 Marin Ave (adu 403a) (Issued)0.43 mi N
Active in "Issued" for 2.9 yr (first record Dec 21, 2023) with no new permit activity recorded in 18 mo. High-impact scale (1 housing unit, $1,000,000 declared valuation across 1 permit).
- New home at 746 Alta Vista Rd (Issued)0.49 mi NW
Active in "Issued" for 3.3 yr (first record Jul 19, 2023) with no new permit activity recorded in 2.2 yr. High-impact scale (1 housing unit, $1,183,700 declared valuation across 2 permits).
Permit & Project History on This Parcel (1 permits, 1 grouped projects)
| Record # | Category | Status | Applied / Issued | Valuation | Description |
|---|---|---|---|---|---|
| 169218 | Roof replacement | Issued | Iss. Aug 30, 2021 | $10,000 | Deck On Garage Roof |
State HCD Housing Element APR records on this parcel: 1 entry (report years 2021).