448 12th Ave, San Francisco
1 home-service permit on record at 448 12th Ave, San Francisco; no roofing permit on record.
Home-service permits on record at this address
| Issued | Work | Trade | Declared value | Contractor as filed | Status | Permit |
|---|---|---|---|---|---|---|
| Dec 18, 2023 | otc alterations permit: main bathroom remodeling, install new fan, light sink, tile. install new counter top, sink, faucet. add new 125 amp subpanel for the unit. add electrical receptacles for kitchen. relocate gas furnance in basement. new painting for entire unit | Electrical | $42,500 | — | Finaled Mar 13, 2024 | 202312182682 |
On 12th Ave
209 permits on record on 12th Ave.
| Trade | Permits | Since Oct 2, 2024 | Median declared | Range | Last |
|---|---|---|---|---|---|
| Roofing | 148 | 34 | $16,148 | $7,860–$31,400 | Aug 26, 2026 |
| Plumbing | 28 | 1 | — | under 5 | Sep 18, 2026 |
| Water heater | 10 | 3 | — | under 5 | Mar 31, 2026 |
| Electrical | 10 | 1 | — | under 5 | Jul 9, 2025 |
| Heating and cooling | 8 | 1 | — | under 5 | Jan 8, 2026 |
| Solar | 5 | 3 | — | under 5 | Jan 16, 2026 |
Roof replacement cost in San Francisco
Across 5,921 one- and two-family reroof permits since October 2, 2024, most declared values run from $7,700 to $32,000 (the middle 80%); the median is $15,000 and half fall between $10,800 and $21,770. The lowest on record is $1 and the highest $4,315,170. This address is in that cohort. Every permit behind that range.
Furnace, heat pump or air conditioner replacement cost in San Francisco
Across 292 one- and two-family heating and cooling permits since October 2, 2024, most declared values run from $1 to $224,154 (the middle 80%); the median is $25,098 and half fall between $5,000 and $115,240. The lowest on record is $1 and the highest $1,600,000. This address is in that cohort. Every permit behind that range.
Source
San Francisco Department of Building Inspection, via DataSF, pulled nightly; the assessor roll for the property fields. As of October 2, 2026. Owner names are not shown on any page.