27 Bayview Dr
San Rafael 94901 · Bayside Acres · Unincorporated Marin · Coordinates: 37.97720, -122.48197
Parcel & Assessor
- Lot size:
- 39,945 sq ft (0.92 ac)
- Assessor use:
- Single-Resid. - Improved
- Addresses on lot:
- 27 BAYVIEW DR; 29 BAYVIEW DR
Zoning & Land Use
R1-B4 — Residential Single Family (Unincorporated Marin)
State Housing Pathways Screen (ADU & SB 9)
- ADU or junior ADULikely eligible
Zoned R1-B4 (single-family residential): state law allows ADUs where homes are allowed.
- SB 9: two homes on the lotLikely eligible
Zoned R1-B4, a single-family residential zone.
- SB 9: split into two lotsLikely eligible
Zoned R1-B4, a single-family residential zone. The lot is 39,945 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
- Moderate Fire Hazard Severity Zone (Local Responsibility Area) (about 35% of the lot, map Mar 24, 2025)
- FEMA National Flood Hazard Layer
- Zone X: minimal flood hazard (all of the lot) · FIRM panel 06041C0476E, 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: $1,713,000 – $2,181,000 · Status: Off market
HUD Small Area FMR (ZIP 94901) · FY 2026
Studio $2,150 · 1BR $2,580 · 2BR $3,120 · 3BR $3,990 · 4BR $4,130
Developments Deserving Closer Investigation & Active Area Builders
- Accessory dwelling unit at 29 Bayview Dr (aka 27) (Issued)On this parcel
Active in "Issued" for 6.1 yr (first record Sep 15, 2020) with no new permit activity recorded in 4.7 yr.
- New home at 22 Beach Dr (Issued)0.26 mi SE
Active in "Issued" for 3.3 yr (first record Jun 27, 2023) with no new permit activity recorded in 2.8 yr. High-impact scale (1 housing unit, $1,200,000 declared valuation across 1 permit).
- New home at 726 Pt San Pedro Rd (Issued)0.17 mi SE
Active in "Issued" for 3.5 yr (first record Apr 14, 2023) with no new permit activity recorded in 6 mo. High-impact scale (1 housing unit, $2,000,000 declared valuation across 1 permit).
- New home (Issued)420 ft W
Active in "Issued" for 21 mo (first record Feb 3, 2025) with no new permit activity recorded in 21 mo.
Permit & Project History on This Parcel (6 permits, 1 grouped projects)
| Record # | Category | Status | Applied / Issued | Valuation | Description |
|---|---|---|---|---|---|
| B42129 | Solar / battery storage | Issued | Iss. Apr 22, 2025 | $37,552 | 6.72 kW Solar Project including a 13.5 kWh Battery System |
| 170768 | Accessory dwelling unit (new or conversion) | Issued | Iss. Mar 1, 2022 | $230,000 | Det A D U, Det Office, Det Carport *Appl Extended To 9/29/2022; Bbw/Nh* |
| 86462 | New garage / accessory structure | Applied | App. Sep 15, 2020 | — | Det Carport 9/16/20 Scope Added To Other Permit (T# 86460) Nh. |
| 86461 | Addition (adds square footage) | Applied | App. Sep 15, 2020 | — |