734 Masonic Ave
San Francisco · Lone Mountain/USF · San Francisco · Coordinates: 37.77431, -122.44584
Parcel & Assessor
- Lot size:
- —
- Assessor use:
- Condominium unit
- Addresses on lot:
- 734 MASONIC AVE
Zoning & Land Use
RTO-C — RESIDENTIAL TRANSIT ORIENTED DISTRICT - C (Commercial)
State Housing Pathways Screen (ADU & SB 9)
- ADU or junior ADUCan't tell
This is a condominium unit: an ADU here would be a building-wide project that needs the association.
- SB 9: two homes on the lotUnlikely
This is a condominium unit: SB 9 applies to a whole lot.
- SB 9: split into two lotsUnlikely
This is a condominium unit: SB 9 applies to a whole lot.
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 0602980114A, 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: $1,002,000 – $1,356,000 · 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)
27 active or recent development projects (341 housing units across completed, permitted, and pipeline stages) and 1,113 total building permits recorded within ½ mile.
- New construction3 permits (313 units)
Developments Deserving Closer Investigation & Active Area Builders
- Accessory dwelling unit at 734 Masonic Ave (Applied)On this parcel
Active in "Applied" for 3 yr (first record Oct 20, 2023) with no new permit activity recorded in 3 yr.
- 107 new homes at 650 Divisadero St (Applied)0.46 mi E
Active in "Applied" for 15 mo (first record Aug 6, 2025) with no new permit activity recorded in 15 mo. High-impact scale (107 housing units, $58,874,000 declared valuation across 1 permit).
- 4 new homes (Entitled)400 ft NW
Active in "Entitled" for 2.6 yr (first record Mar 13, 2024) with no new permit activity recorded in 2.6 yr. High-impact scale (4 housing units across 0 permits).
- Accessory dwelling unit at 859 Baker St (Approved)0.38 mi NE
Active in "Approved" for 3.8 yr (first record Jan 20, 2023) with no new permit activity recorded in 15 mo. current_status changed to "approved" in snapshot Oct 24, 2026.
Permit & Project History on This Parcel (2 permits, 1 grouped projects)
| Record # | Category | Status | Applied / Issued | Valuation | Description |
|---|---|---|---|---|---|
| 202401123877 | Windows / doors / siding | complete | Iss. Jan 12, 2024 | $27,000 | replacement of 6 windows- visible from the street. new windows- marvin ultimate clad wood windows. (5) windows not stree… |
| 202310209152 | Accessory dwelling unit (new or conversion) | filed | App. Oct 20, 2023 | $50,000 | convert (e) storage into adu at lower leve with 1 full bathroom & kitchen. |