371 Ellington Ave
San Francisco · Outer Mission · San Francisco · Coordinates: 37.71230, -122.44617
Parcel & Assessor
- Lot size:
- —
- Assessor use:
- —
- Addresses on lot:
- 371A ELLINGTON AVE; 371 ELLINGTON 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 3,751 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 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: $1,250,000 – $1,692,000 · 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)
24 active or recent development projects (40 housing units across completed, permitted, and pipeline stages) and 500 total building permits recorded within ½ mile.
- New construction1 permit (6 units)
- Adds housing (ADU)
Developments Deserving Closer Investigation & Active Area Builders
- 50 new homes (Entitled)0.16 mi NE
Active in "Entitled" for 2.7 yr (first record Feb 8, 2024) with no new permit activity recorded in 2.7 yr. High-impact scale (50 housing units, 12 deed-restricted affordable across 0 permits).
- 0 Guttenberg (Issued)0.13 mi SE
Active in "Issued" for 5.6 yr (first record Mar 11, 2021) with no new permit activity recorded in 4 yr. High-impact scale (4 housing units, $1,975,700 declared valuation across 4 permits).
- New duplex at 6 Caine Ave (Issued)0.45 mi NW
Active in "Issued" for 3.3 yr (first record Jul 14, 2023) with no new permit activity recorded in 2.1 yr. High-impact scale (2 housing units, $1,596,398 declared valuation across 1 permit).
- 6 new homes at 2834 San Jose Ave (Applied)0.47 mi W
Active in "Applied" for 13 mo (first record Sep 23, 2025) with no new permit activity recorded in 13 mo. High-impact scale (6 housing units, $1,000,000 declared valuation across 2 permits).
Permit & Project History on This Parcel (2 permits, 1 grouped projects)
| Record # | Category | Status | Applied / Issued | Valuation | Description |
|---|---|---|---|---|---|
| 202508052322 | Accessory dwelling unit (new or conversion) | complete | Iss. Nov 12, 2025 | $180,000 | addition of a new adu on the 1st fl in acordance with govement code section 6582.2 construction of anew laundry room on … |
| 202109279190 | Roof replacement | issued | Iss. Sep 27, 2021 | $13,600 | reroofing |
State HCD Housing Element APR records on this parcel: 1 entry (report years 2025).