1312 18th Ave
San Francisco · Inner Sunset · San Francisco · Coordinates: 37.76328, -122.47585
Parcel & Assessor
- Lot size:
- —
- Assessor use:
- —
- Addresses on lot:
- 1312 18TH AVE; 1314 18TH AVE; 1316 18TH AVE
Zoning & Land Use
NCD — INNER SUNSET NEIGHBORHOOD COMMERCIAL (Mixed Use)
State Housing Pathways Screen (ADU & SB 9)
- ADU or junior ADULikely eligible
Zoned NCD-INNER SUNSET (mixed use): 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 NCD-INNER SUNSET (mixed use), not a single-family residential zone.
- SB 9: split into two lotsUnlikely
Zoned NCD-INNER SUNSET (mixed use), 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 0602980113A, 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: $1,506,000 – $2,038,000 · 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)
20 active or recent development projects (25 housing units across completed, permitted, and pipeline stages) and 700 total building permits recorded within ½ mile.
- Adds housing (ADU)15 permits (18 units)
- Additions & renovations
Developments Deserving Closer Investigation & Active Area Builders
- New home at 1312 18th Ave (Issued)On this parcel
Active in "Issued" for 4.8 yr (first record Jan 27, 2022) with no new permit activity recorded in 12 mo.
- 8 new homes at 2513v Irving St (Applied)0.5 mi W
Active in "Applied" for 5.1 yr (first record Oct 1, 2021) with no new permit activity recorded in 5.1 yr. High-impact scale (8 housing units, $6,500,000 declared valuation across 1 permit).
- 2 new homes (Entitled)400 ft NE
Active in "Entitled" for 4.9 yr (first record Dec 2, 2021) with no new permit activity recorded in 4.9 yr.
- Accessory dwelling unit at 1322 20th Ave (Applied)0.11 mi W
Active in "Applied" for 4.7 yr (first record Mar 2, 2022) with no new permit activity recorded in 4.6 yr.
Permit & Project History on This Parcel (3 permits, 1 grouped projects)
| Record # | Category | Status | Applied / Issued | Valuation | Description |
|---|---|---|---|---|---|
| 202602065460 | Fire alarm / sprinkler | complete | Iss. Feb 6, 2026 | $16,637 | install new fire sprinkler system throughout the first floor per nfpa 13-r including 2" dedicated fire service nfpa 24. … |
| 202201276752 | Remodel / interior alteration | issued | Iss. Oct 30, 2025 | $100,594 | this project involves conversion of 2 existing commercial units into 2 residential units: two studios upstairs unit to b… |
| 202303073211 | Accessory dwelling unit (new or conversion) | filed | App. Mar 7, 2023 | $10,000 | project involves conversion of the 1 existing commercial units into 1 2-bedroom adu. |
State HCD Housing Element APR records on this parcel: 1 entry (report years 2025).