9 Bay Vista Dr
Mill Valley 94941 · Strawberry · Unincorporated Marin · Coordinates: 37.89984, -122.50488
Parcel & Assessor
- Lot size:
- 14,593 sq ft (0.34 ac)
- Assessor use:
- Single-Resid. - Improved
- Addresses on lot:
- 9 BAY VISTA DR
Zoning & Land Use
R1 — Residential Single Family (Unincorporated Marin)
State Housing Pathways Screen (ADU & SB 9)
- ADU or junior ADULikely eligible
Zoned R1 (single-family residential): state law allows ADUs where homes are allowed.
- SB 9: two homes on the lotLikely eligible
Zoned R1, a single-family residential zone.
- SB 9: split into two lotsLikely eligible
Zoned R1, a single-family residential zone. The lot is 14,593 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
- Not in a State-mapped fire hazard severity zone
- FEMA National Flood Hazard Layer
- Zone X: minimal flood hazard (all of the lot) · FIRM panel 06041C0469F, 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: $2,412,000 – $3,070,000 · 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)
19 active or recent development projects (18 housing units across completed, permitted, and pipeline stages) and 316 total building permits recorded within ½ mile.
- New construction7 permits (2 units)
- Adds housing (ADU)9 permits (9 units)
- Demolition4 permits
- Additions & renovations20 permits
- Building systems234 permits
- Repairs5 permits
- Other37 permits
Developments Deserving Closer Investigation & Active Area Builders
- New commercial building at 118 E Strawberry Dr (Applied)0.14 mi SW
Active in "Applied" for 8.1 yr (first record Oct 3, 2018) with no new permit activity recorded in 8.1 yr. High-impact scale ($1,600,000 declared valuation across 1 permit).
- Accessory dwelling unit at 9 Bay Vista Dr (Issued)On this parcel
Active in "Issued" for 19 mo (first record Mar 19, 2025) with no new permit activity recorded in 8 mo.
- New home at 9 Sky Rd (Issued)0.18 mi NW
Active in "Issued" for 12.4 yr (first record Jun 23, 2014) with no new permit activity recorded in 11.6 yr. High-impact scale (1 housing unit, $1,200,000 declared valuation across 1 permit).
- New home at 153 Richardson Dr (adu 153a) (Issued)0.19 mi SW
Active in "Issued" for 3.4 yr (first record Jun 5, 2023) with no new permit activity recorded in 16 mo. High-impact scale (1 housing unit, $1,493,000 declared valuation across 1 permit).
Permit & Project History on This Parcel (3 permits, 1 grouped projects)
| Record # | Category | Status | Applied / Issued | Valuation | Description |
|---|---|---|---|---|---|
| 181125 | Accessory dwelling unit (new or conversion) | Issued | Iss. Feb 17, 2026 | $110,000 | Garage Conversion To J A D U; Expanded Entry Hall |
| 177374 | Addition (adds square footage) | Issued | Iss. Aug 16, 2024 | $300,000 | Addition; Remodel, Shear Work: Replace Windows; Lighting; Fire Sprinklers |
| 87983 | Addition (adds square footage) | Applied | App. Apr 15, 2021 | $200,000 | Add Master Bdrm & Bath - To Complete Permit # 47295 |