20 Hawthorne St, San Francisco
2 home-service permits on record at 20 Hawthorne St, San Francisco; the roof was last permitted on Nov 5, 2019 at a declared value of $60,000.
Home-service permits on record at this address
| Issued | Work | Trade | Declared value | Contractor as filed | Status | Permit |
|---|---|---|---|---|---|---|
| Jan 13, 2020 | otc alterations permit: removal & replacement of rooftop building hvac unit. upgrade existing fire alarm to initiate global shutdown on separate life safety permit | Heating and cooling | $238,000 | — | Finaled Apr 29, 2021 | 201909030486 |
| Nov 5, 2019 | ReRoof: remove existing flat roof and intstall fiberglass base underlayment, smooth torchdown and cap granulate layer. all flashing metals will be replaced. no work visible from the street | Roofing | $60,000 | — | Finaled Nov 19, 2019 | 201911056488 |
On Hawthorne St
69 permits on record on Hawthorne St.
| Trade | Permits | Since Oct 5, 2024 | Median declared | Range | Last |
|---|---|---|---|---|---|
| Roofing | 14 | 0 | — | under 5 | Mar 3, 2022 |
| Heating and cooling | 23 | 0 | — | under 5 | Mar 3, 2021 |
| Electrical | 16 | 0 | — | under 5 | Apr 29, 2021 |
| Plumbing | 15 | 1 | — | under 5 | Apr 7, 2026 |
| Solar | 1 | 0 | — | under 5 | May 29, 2019 |
Roof replacement cost in San Francisco
Across 5,872 one- and two-family reroof permits since October 5, 2024, most declared values run from $7,655 to $32,000 (the middle 80%); the median is $15,000 and half fall between $10,800 and $21,792. 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 291 one- and two-family heating and cooling permits since October 5, 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. 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 5, 2026. Owner names are not shown on any page.