Parcel Context · Public-Records Property BriefBlock/lot 1065/011
643 Spruce St
San Francisco · Presidio Heights · San Francisco · Coordinates: 37.78294, -122.45373
Parcel & Assessor
- Lot size:
- —
- Assessor use:
- —
- Addresses on lot:
- 643B SPRUCE ST; 643 SPRUCE ST; 645 SPRUCE 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 0602980112A, 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 (Presidio Heights):$2,874±$221 Source: ACS 2020–2024 5-year estimates. Geography: Presidio Heights.
ACS 2020–2024 Median Home Value (Presidio Heights):$2,000,000+ Source: ACS 2020–2024 5-year estimates. Geography: Presidio Heights.
Nearby Activity (½ mile radius, since October 2024)
36 active or recent development projects (158 housing units across completed, permitted, and pipeline stages) and 1,189 total building permits recorded within ½ mile.
- New construction19 permits (271 units)
- Adds housing (ADU)12 permits (14 units)
- Demolition5 permits
- Additions & renovations444 permits
- Building systems502 permits
- Repairs29 permits
- Other178 permits
Permit & Project History on This Parcel (8 permits, 1 grouped projects)
Accessory dwelling unit at 643 Spruce StStage: Issued · 1 units · $90,000 declared valuation · Last record Sep 1, 2026
| Record # | Category | Status | Applied / Issued | Valuation | Description |
|---|---|---|---|---|---|
| 202507231421 | Accessory dwelling unit (new or conversion) | issued | Iss. Sep 1, 2026 | $90,000 | legalize an existing adu under state program. building will upgrade existing bedroom windows to comply with code require… |
| 202605111046 | Remodel / interior alteration | complete | Iss. May 11, 2026 | $1 | renewal of final inspection for bpa 202403077371. |
| 202509296288 | Plan revision / deferred submittal | issued | Iss. Sep 29, 2025 | $19,000 | revision to pa#202501309349 due to structural work. minimum work in kitchen & bathroom to be replumbing & electrical, an… |
| 202501309350 | Remodel / interior alteration | issued | Iss. Jun 12, 2025 | $45,000 | replacement of (e) rear yard stairs (exposed) |
| 202501309349 | Remodel / interior alteration | issued | Iss. Jan 30, 2025 | $30,000 | repair (e) foundation wall & shear wall & footing |
| 202403077371 | Windows / doors / siding | expired | Iss. Mar 8, 2024 | $10,000 | replace (6) street facing windows with (n) alum clad wood windows. |
| 202204252915 | Repair tied to a housing/code case | complete | Iss. Aug 1, 2022 | $10,000 | replace 6 street facing windows with new pella architectural alum clad wood windows. replace three rear facing windows w… |
| 202109249139 | Windows / doors / siding | cancelled | App. Sep 24, 2021 | — | replace 6 street facing window. |