20 Fountain St
San Francisco · Noe Valley · San Francisco · Coordinates: 37.75039, -122.44195
Parcel & Assessor
- Lot size:
- —
- Assessor use:
- —
- Addresses on lot:
- 20 FOUNTAIN ST; 22 FOUNTAIN ST; 24 FOUNTAIN ST
Zoning & Land Use
RH-2 — RESIDENTIAL- HOUSE, TWO FAMILY (Residential)
State Housing Pathways Screen (ADU & SB 9)
- ADU or junior ADULikely eligible
Zoned RH-2 (two-family residential): state law allows ADUs where homes are allowed.
- SB 9: two homes on the lotUnlikely
Zoned RH-2 (two-family residential), not a single-family residential zone.
- SB 9: split into two lotsUnlikely
Zoned RH-2 (two-family 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: $1,700,000 – $2,300,000 · 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)
30 active or recent development projects (49 housing units across completed, permitted, and pipeline stages) and 1,120 total building permits recorded within ½ mile.
- New construction4 permits (12 units)
Developments Deserving Closer Investigation & Active Area Builders
- 2 new homes at 20 Fountain St (Applied)On this parcel
Active in "Applied" for 8.9 yr (first record Dec 8, 2017) with no new permit activity recorded in 4 yr. High-impact scale (2 housing units, $950,000 declared valuation across 4 permits).
- Accessory dwelling unit at 34 Fountain St (Issued)50 ft S
Active in "Issued" for 3.3 yr (first record Jul 24, 2023) with no new permit activity recorded in 13 mo. High-impact scale (1 housing unit, $1,306,085 declared valuation across 1 permit).
- Accessory dwelling unit at 4365 23rd St (Issued)0.17 mi NE
Active in "Issued" for 2 yr (first record Oct 15, 2024) with no new permit activity recorded in 14 mo. High-impact scale (1 housing unit, $985,714 declared valuation across 2 permits).
- Accessory dwelling unit at 660 Clipper St (Issued)0.19 mi SE
Active in "Issued" for 9.9 yr (first record Dec 22, 2016) with no new permit activity recorded in 3.2 yr. High-impact scale (9 housing units, $1,150,000 declared valuation across 3 permits).
Permit & Project History on This Parcel (4 permits, 1 grouped projects)
| Record # | Category | Status | Applied / Issued | Valuation | Description |
|---|---|---|---|---|---|
| 202112073932 | Accessory dwelling unit (new or conversion) | filed | App. Dec 7, 2021 | $500,000 | remodel (e) in conjunction w/ pa 201712085886 & 201712085881 including all (n) foundations, plumbing, electrical, mech, … |
| 201712085890 | Demolition | withdrawn | App. Dec 8, 2017 | $23,000 | to demolish 2 stories, single family resident building. |
| 201712085886 | New duplex / half-plex | filed | App. Dec 8, 2017 | $950,000 | to erect 4 stories, 1 basement, type v-a, 2 units residential building. |
| 201712085881 | New duplex / half-plex | filed | App. Dec 8, 2017 |