140 Portola Dr
San Francisco · Twin Peaks · San Francisco · Coordinates: 37.74885, -122.44432
Parcel & Assessor
- Lot size:
- —
- Assessor use:
- —
- Addresses on lot:
- 140 PORTOLA DR
Zoning & Land Use
RM-1 — RESIDENTIAL- MIXED, LOW DENSITY (Residential)
State Housing Pathways Screen (ADU & SB 9)
- ADU or junior ADULikely eligible
Zoned RM-1 (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 RM-1 (multifamily residential), not a single-family residential zone.
- SB 9: split into two lotsUnlikely
Zoned RM-1 (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 0602980230A, 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: $1,287,000 – $1,741,000 · 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)
21 active or recent development projects (24 housing units across completed, permitted, and pipeline stages) and 857 total building permits recorded within ½ mile.
- New construction2 permits (4 units)
- Adds housing (ADU)
Developments Deserving Closer Investigation & Active Area Builders
- 7 new homes at 140 Portola Dr (Issued)On this parcel
Active in "Issued" for 5.8 yr (first record Jan 5, 2021) with no new permit activity recorded in 5.8 yr. High-impact scale (7 housing units, $250,000 declared valuation across 4 permits).
- 13 new homes at 4512v 23rd St (Applied)0.26 mi N
Active in "Applied" for 6.7 yr (first record Feb 26, 2020) with no new permit activity recorded in 5 yr. High-impact scale (13 housing units, $4,750,000 declared valuation across 1 permit).
- Accessory dwelling unit at 975 Burnett Ave (Applied)440 ft S
Active in "Applied" for 5.5 yr (first record Apr 30, 2021) with no new permit activity recorded in 5.5 yr. High-impact scale (4 housing units, $260,000 declared valuation across 1 permit).
- Accessory dwelling unit at 34 Fountain St (Issued)0.16 mi NE
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).
Permit & Project History on This Parcel (12 permits, 1 grouped projects)
| Record # | Category | Status | Applied / Issued | Valuation | Description |
|---|---|---|---|---|---|
| 202601284776 | Remodel / interior alteration | issued | Iss. Jan 28, 2026 | $1 | to obtain final inspection for work approved under 9924472s. all work is complete |
| 202601284775 | Remodel / interior alteration | issued | Iss. Jan 28, 2026 | $1 | to obtain final inspection for work approved under 9924472s. all work is complete |
| 202601284774 | Remodel / interior alteration | issued | Iss. Jan 28, 2026 | $1 | to obtain final inspection for work approved under 9924472s. all work is complete |
| 202512111600 | Remodel / interior alteration | filed | App. Dec 11, 2025 |