278 Shoreline Hwy
Mill Valley 94941 · Almonte · Unincorporated Marin · Coordinates: 37.88145, -122.52656
Parcel & Assessor
- Lot size:
- 6,752 sq ft (0.16 ac)
- Assessor use:
- Single-Resid. - Improved
- Addresses on lot:
- 278 SHORELINE HWY
Zoning & Land Use
R1-B1 — Residential Single Family (Unincorporated Marin)
State Housing Pathways Screen (ADU & SB 9)
- ADU or junior ADULikely eligible
Zoned R1-B1 (single-family residential): state law allows ADUs where homes are allowed.
- SB 9: two homes on the lotLikely eligible
Zoned R1-B1, a single-family residential zone.
- SB 9: split into two lotsLikely eligible
Zoned R1-B1, a single-family residential zone. The lot is 6,752 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: $1,848,000 – $2,352,000 · 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
Developments Deserving Closer Investigation & Active Area Builders
- New home at 278 Shoreline Hwy (Issued)On this parcel
Active in "Issued" for 9 yr (first record Nov 1, 2017) with no new permit activity recorded in 8.8 yr.
- New home at 217 Cleveland Ave (Issued)0.27 mi N
Active in "Issued" for 9.7 yr (first record Feb 21, 2017) with no new permit activity recorded in 2.3 yr. High-impact scale (1 housing unit, $875,000 declared valuation across 1 permit).
- Accessory dwelling unit at 131 Yale Ave A (Issued)0.46 mi N
Active in "Issued" for 4.8 yr (first record Jan 19, 2022) with no new permit activity recorded in 3.4 yr. High-impact scale (1 housing unit, $1,000,000 declared valuation across 1 permit).
- New commercial building at 265 Shoreline Hwy (Applied)310 ft E
Active in "Applied" for 3.8 yr (first record Dec 23, 2022) with no new permit activity recorded in 3.8 yr.
Permit & Project History on This Parcel (3 permits, 1 grouped projects)
| Record # | Category | Status | Applied / Issued | Valuation | Description |
|---|---|---|---|---|---|
| 157523 | New single-family home | Issued | Iss. Jan 23, 2018 | $250,000 | S F D, Covered Porch Change Of Contr 2/22/18 |
| 157418 | Electrical / panel | Issued | Iss. Jan 4, 2018 | $500 | Temporary Power Pole***Expired |
| 157092 | Demolition | Issued | Iss. Nov 20, 2017 | $15,000 | Demo House In Prep For New House - J#5e104***Expired |
State HCD Housing Element APR records on this parcel: 1 entry (report years 2018).