185 Greenwood Way Unit A
Mill Valley 94941 · Mill Valley · Coordinates: 37.91527, -122.54954
Parcel & Assessor
- Lot size:
- 28,967 sq ft (0.66 ac)
- Assessor use:
- Single-Resid. - Improved
- Addresses on lot:
- 185 GREENWOOD WAY UNIT A
Zoning & Land Use
RS-20 — Single Fam Res (min 20,000 SF) (Mill Valley)
State Housing Pathways Screen (ADU & SB 9)
- ADU or junior ADULikely eligible
Zoned RS-20 (single-family residential): state law allows ADUs where homes are allowed.
- SB 9: two homes on the lotLikely eligible
Zoned RS-20, a single-family residential zone.
- SB 9: split into two lotsLikely eligible
Zoned RS-20, a single-family residential zone. The lot is 28,967 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
- High Fire Hazard Severity Zone (Local Responsibility Area) (all of the lot, map Mar 24, 2025)
- FEMA National Flood Hazard Layer
- Zone X: minimal flood hazard (all of the lot) · FIRM panel 06041C0466F, 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: $2,066,000 – $2,795,000 · 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 —)
10 active or recent development projects (10 housing units across completed, permitted, and pipeline stages) and 0 total building permits recorded within ½ mile.
Developments Deserving Closer Investigation & Active Area Builders
- ADU Conversion (Entitled)On this parcel
Active in "Entitled" for 12 mo (first record Oct 21, 2025) with no new permit activity recorded in 12 mo.
- SFR Tear Down (Issued)240 ft SW
Active in "Issued" for 13 mo (first record Oct 1, 2025) with no new permit activity recorded in 12 mo.
- ADU Conversion to Legalize space (Entitled)310 ft N
Active in "Entitled" for 17 mo (first record Jun 1, 2025) with no new permit activity recorded in 17 mo.
- Detached As-Built ADU (Issued)0.12 mi SE
Active in "Issued" for 4.1 yr (first record Sep 13, 2022) with no new permit activity recorded in 3.3 yr.
Permit & Project History on This Parcel (0 permits, 1 grouped projects)
No building permits recorded on this parcel in our dataset.
State HCD Housing Element APR records on this parcel: 1 entry (report years 2025).