350 Frederick St
San Francisco · Haight Ashbury · San Francisco · Coordinates: 37.76713, -122.44897
Parcel & Assessor
- Lot size:
- —
- Assessor use:
- —
- Addresses on lot:
- 350 FREDERICK ST
Zoning & Land Use
RH-3 — RESIDENTIAL- HOUSE, THREE FAMILY (Residential)
State Housing Pathways Screen (ADU & SB 9)
- ADU or junior ADULikely eligible
Zoned RH-3 (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 RH-3 (multifamily residential), not a single-family residential zone.
- SB 9: split into two lotsUnlikely
Zoned RH-3 (multifamily residential), not a single-family residential zone.
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 0602980114A, effective March 23, 2021
- CGS Alquist-Priolo Earthquake Fault Zone
- Not in an Alquist-Priolo Earthquake Fault Zone
Surrounding Rent & Value Benchmarks (Public Records)
Range: $1,775,000 – $2,401,000 · Status: Off market
HUD Metro FMR (San Francisco, CA HUD Metro FMR Area) · FY 2026
Studio $2,485 · 1BR $2,977 · 2BR $3,604 · 3BR $4,604 · 4BR $4,772
Nearby Activity (½ mile radius, since October 2024)
29 active or recent development projects (193 housing units across completed, permitted, and pipeline stages) and 1,088 total building permits recorded within ½ mile.
- New construction2 permits (4 units)
Developments Deserving Closer Investigation & Active Area Builders
- Accessory dwelling unit at 795 Ashbury St (Applied)0.13 mi E
Active in "Applied" for 4.4 yr (first record May 31, 2022) with no new permit activity recorded in 4.4 yr. High-impact scale (4 housing units, $500,000 declared valuation across 2 permits).
- Accessory dwelling unit at 350 Frederick St (Issued)On this parcel
Active in "Issued" for 18 mo (first record May 1, 2025) with no new permit activity recorded in 12 mo.
- Accessory dwelling unit at 144 Parnassus Ave (Issued)0.19 mi SW
Active in "Issued" for 8.8 yr (first record Jan 24, 2018) with no new permit activity recorded in 3.2 yr. High-impact scale (4 housing units, $175,000 declared valuation across 2 permits).
- New duplex at 247 Upper Tr (Issued)0.37 mi SE
Active in "Issued" for 6.1 yr (first record Sep 22, 2020) with no new permit activity recorded in 21 mo. High-impact scale (2 housing units, $1,400,000 declared valuation across 4 permits).
Permit & Project History on This Parcel (8 permits, 1 grouped projects)
| Record # | Category | Status | Applied / Issued | Valuation | Description |
|---|---|---|---|---|---|
| 202601214250 | General repair | issued | Iss. Jan 27, 2026 | $15,000 | compliance with mandatory soft story program per sfebc 106d.2.5 appendix a4 |
| 202512101458 | Plan revision / deferred submittal | issued | Iss. Jan 7, 2026 | $20,000 | revision 202501067810- provide sleeper framing to replace existing. add new foundation, replace existing post and beam w… |
| 202501067810 | Accessory dwelling unit (new or conversion) | issued | Iss. Nov 13, 2025 | $203,760 | build one bedroom adu in the first floor storage area |
| 202109289316 | Plumbing / water heater / sewer | complete | Iss. Sep 28, 2021 |