Parcel Context · Public-Records Property BriefBlock/lot 2084/011
1871 47th Ave
San Francisco · Sunset/Parkside · San Francisco · Coordinates: 37.75159, -122.50671
Parcel & Assessor
- Lot size:
- —
- Assessor use:
- —
- Addresses on lot:
- 1871 47TH AVE; 1871A 47TH AVE; 1871B 47TH AVE
Zoning & Land Use
RH-1 — RESIDENTIAL- HOUSE, ONE FAMILY (Residential)
State Housing Pathways Screen (ADU & SB 9)
- ADU or junior ADULikely eligible
Zoned RH-1 (single-family residential): state law allows ADUs where homes are allowed.
- SB 9: two homes on the lotLikely eligible
Zoned RH-1, a single-family residential zone.
- SB 9: split into two lotsLikely eligible
Zoned RH-1, a single-family residential zone. The lot is 3,000 sq ft on the parcel map, 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 0602980094A, effective March 23, 2021
- CGS Alquist-Priolo Earthquake Fault Zone
- Not in an Alquist-Priolo Earthquake Fault Zone
Surrounding Rent & Value Benchmarks (Public Records)
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
ACS 2020–2024 Median Gross Rent (Sunset/Parkside):$2,773±$143 Source: ACS 2020–2024 5-year estimates. Geography: Sunset/Parkside.
ACS 2020–2024 Median Home Value (Sunset/Parkside):$1,492,000±$40,500 Source: ACS 2020–2024 5-year estimates. Geography: Sunset/Parkside.
Nearby Activity (½ mile radius, since October 2024)
15 active or recent development projects (21 housing units across completed, permitted, and pipeline stages) and 534 total building permits recorded within ½ mile.
- Adds housing (ADU)13 permits (14 units)
- Additions & renovations136 permits
- Building systems318 permits
- Repairs18 permits
- Other49 permits
Permit & Project History on This Parcel (3 permits, 1 grouped projects)
Accessory dwelling unit at 1871 47th AveStage: Issued · 2 units · $222,122 declared valuation · Last record Aug 5, 2026
| Record # | Category | Status | Applied / Issued | Valuation | Description |
|---|---|---|---|---|---|
| 202301180307 | Accessory dwelling unit (new or conversion) | issued | Iss. Aug 5, 2026 | $222,122 | proposed conversion of 1st floor into adu through state law (government code 65852.2). (e) rooms were approved under 870… |
| 202301180297 | Accessory dwelling unit (new or conversion) | issued | Iss. Aug 5, 2026 | $60,000 | proposed conversion of 3rd floor into legal unit under ord 43-14. (e) rooms were approved under 8701220. modify layout. … |
| 202202228451 | Repair tied to a housing/code case | withdrawn | App. Feb 22, 2022 | — | convert (e) third floor into new unit. to be legalized to comply with nov 202016052. |