1723 31st Ave, San Francisco
3 home-service permits on record at 1723 31st Ave, San Francisco; the roof was last permitted on Aug 16, 2022 at a declared value of $3,600.
Home-service permits on record at this address
| Issued | Work | Trade | Declared value | Contractor as filed | Status | Permit |
|---|---|---|---|---|---|---|
| Aug 16, 2022 | ReRoof: reroofing | Roofing | $3,600 | — | Finaled Sep 23, 2022 | 202208160609 |
| May 3, 2019 | otc alterations permit: upper story kitchen and one bathroom remodel, electrical update to code. no new wall and no existing wall relocation. for kitchen and bathroom remodel, new lighting shall comply with cec 150.0 3 & 5. number of plumbing fixtures remain as existing | Plumbing | $58,000 | — | Finaled Mar 10, 2020 | 201905039748 |
| Feb 4, 2016 | ReRoof: reroofing | Roofing | $13,000 | — | Finaled Feb 11, 2016 | 201602048887 |
On 31st Ave
223 permits on record on 31st Ave.
| Trade | Permits | Since Oct 4, 2024 | Median declared | Range | Last |
|---|---|---|---|---|---|
| Roofing | 181 | 44 | $15,360 | $8,226–$24,700 | Aug 13, 2026 |
| Electrical | 13 | 3 | — | under 5 | Aug 10, 2026 |
| Plumbing | 12 | 2 | — | under 5 | Aug 6, 2026 |
| Heating and cooling | 8 | 1 | — | under 5 | Jan 29, 2025 |
| Water heater | 7 | 3 | — | under 5 | Sep 28, 2026 |
| Solar | 2 | 2 | — | under 5 | Mar 2, 2026 |
Roof replacement cost in San Francisco
Across 5,889 one- and two-family reroof permits since October 4, 2024, most declared values run from $7,650 to $32,000 (the middle 80%); the median is $15,000 and half fall between $10,800 and $21,760. 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 291 one- and two-family heating and cooling permits since October 4, 2024, most declared values run from $1 to $224,616 (the middle 80%); the median is $25,196 and half fall between $5,000 and $116,433. 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 4, 2026. Owner names are not shown on any page.