137 Chilton Ave
San Francisco · West of Twin Peaks · San Francisco · Coordinates: 37.73344, -122.43660
Parcel & Assessor
- Lot size:
- —
- Assessor use:
- —
- Addresses on lot:
- 137A CHILTON AVE; 137 CHILTON 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 2,456 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 0602980231A, 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
Nearby Activity (½ mile radius, since October 2024)
18 active or recent development projects (20 housing units across completed, permitted, and pipeline stages) and 857 total building permits recorded within ½ mile.
- Adds housing (ADU)15 permits (17 units)
- Demolition1 permit
- Additions & renovations282 permits
- Building systems465 permits
Developments Deserving Closer Investigation & Active Area Builders
- 39 new homes (Entitled)0.44 mi SE
Active in "Entitled" for 3.3 yr (first record Jul 13, 2023) with no new permit activity recorded in 3.3 yr. High-impact scale (39 housing units, 8 deed-restricted affordable across 0 permits).
- New home at 149 Mangels Ave (Issued)0.23 mi W
Active in "Issued" for 10.3 yr (first record Jul 12, 2016) with no new permit activity recorded in 5.1 yr. High-impact scale (1 housing unit, $800,000 declared valuation across 4 permits).
- New home at 49 Sussex St (Issued)0.26 mi NE
Active in "Issued" for 10.1 yr (first record Sep 16, 2016) with no new permit activity recorded in 2.9 yr. High-impact scale (1 housing unit, $2,000,000 declared valuation across 1 permit).
- New home at 1247 Bosworth St (Issued)0.3 mi NW
Active in "Issued" for 9.9 yr (first record Dec 2, 2016) with no new permit activity recorded in 4.2 yr. High-impact scale (1 housing unit, $1,093,349 declared valuation across 2 permits).
Permit & Project History on This Parcel (1 permits, 1 grouped projects)
| Record # | Category | Status | Applied / Issued | Valuation | Description |
|---|---|---|---|---|---|
| 202511038747 | Accessory dwelling unit (new or conversion) | issued | Iss. Jul 9, 2026 | $225,000 | convert 1/f and part of (e) garage to adu. the (e) 2/f will remain separate residential unit. no addition is proposed, a… |