170 Seacliff Ave
San Francisco · Seacliff · San Francisco · Coordinates: 37.78904, -122.48776
Parcel & Assessor
- Lot size:
- —
- Assessor use:
- —
- Addresses on lot:
- 170 SEACLIFF AVE
Zoning & Land Use
RH-1(D) — RESIDENTIAL- HOUSE, ONE FAMILY- DETACHED (Residential)
State Housing Pathways Screen (ADU & SB 9)
- ADU or junior ADULikely eligible
Zoned RH-1(D) (single-family residential): state law allows ADUs where homes are allowed.
- SB 9: two homes on the lotLikely eligible
Zoned RH-1(D), a single-family residential zone.
- SB 9: split into two lotsLikely eligible
Zoned RH-1(D), a single-family residential zone. The lot is 7,831 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 0602980111A, 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: $1,700,000 – $2,300,000 · 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)
11 active or recent development projects (12 housing units across completed, permitted, and pipeline stages) and 496 total building permits recorded within ½ mile.
- Adds housing (ADU)10 permits (11 units)
Developments Deserving Closer Investigation & Active Area Builders
- 2 new homes at 170 Seacliff Ave (Approved)On this parcel
Active in "Approved" for 4 yr (first record Oct 17, 2022) with no new permit activity recorded in 4 yr. High-impact scale (2 housing units, $3,640,607 declared valuation across 2 permits).
- New home at 178 Seacliff Ave (Issued)On this parcel
Active in "Issued" for 9 yr (first record Oct 23, 2017) with no new permit activity recorded in 3.9 yr. High-impact scale (1 housing unit, $2,500,000 declared valuation across 2 permits).
- 2 new homes at 496 Seacliff Ave (Applied)0.25 mi SW
Active in "Applied" for 2 yr (first record Oct 31, 2024) with no new permit activity recorded in 19 mo. High-impact scale (2 housing units, $5,000,000 declared valuation across 2 permits).
- New home at 4 Seacliff Ave (Issued)0.19 mi E
Active in "Issued" for 5 yr (first record Oct 28, 2021) with no new permit activity recorded in 4.2 yr.
Permit & Project History on This Parcel (2 permits, 1 grouped projects)
| Record # | Category | Status | Applied / Issued | Valuation | Description |
|---|---|---|---|---|---|
| 202210174473 | Accessory dwelling unit (new or conversion) | approved | App. Oct 17, 2022 | $3,640,607 | erect a 3-story, type v-b, single family building with an adu and one basement level. |
| 202210174467 | Demolition | filed | App. Oct 17, 2022 | $250,000 | demolish a 3-story, type v-b, single family building. |