821 Folsom St, San Francisco
1 home-service permit on record at 821 Folsom St, 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 |
|---|---|---|---|---|---|---|
| Feb 18, 2021 | otc alterations permit: unit 518: kitchen remodel like for like. new cabinets, counters, lighting. update electrical unit 518 | Electrical | $22,500 | — | Finaled May 14, 2021 | 202102184874 |
On Folsom St
536 permits on record on Folsom St.
| Trade | Permits | Since Oct 2, 2024 | Median declared | Range | Last |
|---|---|---|---|---|---|
| Roofing | 224 | 54 | $18,000 | $7,090–$159,246 | Sep 9, 2026 |
| Electrical | 113 | 19 | $25,000 | $1,340–$280,000 | Sep 28, 2026 |
| Heating and cooling | 105 | 15 | $100,000 | $5,030–$660,000 | Jul 28, 2026 |
| Plumbing | 76 | 12 | $52,096 | $1–$487,427 | Sep 10, 2026 |
| Water heater | 12 | 2 | — | under 5 | Jul 10, 2026 |
| Solar | 6 | 1 | — | under 5 | Jun 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. 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. 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.