171 Cook St, San Francisco
1 home-service permit on record at 171 Cook St, San Francisco; the roof was last permitted on Oct 14, 2016 at a declared value of $100,000.
Home-service permits on record at this address
| Issued | Work | Trade | Declared value | Contractor as filed | Status | Permit |
|---|---|---|---|---|---|---|
| Oct 14, 2016 | otc alterations permit: revision to ref 201606240798: add 2 bedroom , 1 bath, three skylights, roof deck to unit 171. replace siding in kind at rear &side.no building expansion. no expansion of roof line | Roofing | $100,000 | — | Finaled Apr 28, 2017 | 201609238668 |
On Cook St
16 permits on record on Cook St.
| Trade | Permits | Since Oct 3, 2024 | Median declared | Range | Last |
|---|---|---|---|---|---|
| Roofing | 11 | 0 | — | under 5 | Jul 19, 2024 |
| Plumbing | 3 | 0 | — | under 5 | Feb 12, 2021 |
| Heating and cooling | 2 | 1 | — | under 5 | Jun 15, 2026 |
Roof replacement cost in San Francisco
Across 5,896 one- and two-family reroof permits since October 3, 2024, most declared values run from $7,650 to $32,000 (the middle 80%); the median is $15,000 and half fall between $10,788 and $21,763. 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 3, 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 3, 2026. Owner names are not shown on any page.