318 Ridgewood Ave, San Francisco
4 home-service permits on record at 318 Ridgewood Ave, San Francisco; the roof was last permitted on Jul 9, 2019 at a declared value of $3,500.
Home-service permits on record at this address
| Issued | Work | Trade | Declared value | Contractor as filed | Status | Permit |
|---|---|---|---|---|---|---|
| Jul 9, 2019 | otc alterations permit: roof repair, replace damaged stucco & sheetrock, retile stairs, reinstall railings & decking board | Roofing | $3,500 | — | Finaled Sep 5, 2019 | 201907095417 |
| Dec 21, 2017 | ReRoof: reroofing | Roofing | $16,850 | — | issued | 201712217116 |
| Sep 18, 2017 | otc alterations permit: garage conversion adding 2 bedrooms, family rm, 1 full bath, new elec lighting thoughout. laundry/utility in garage. 2nd fl remodel 2 bedrooms, 2 baths, kitchen, add roof deck, new hvac | Heating and cooling | $150,000 | — | Finaled Jun 4, 2018 | 201706149345 |
| May 15, 2017 | otc alterations permit: plumbing and electrical upgrade for the whole house. new furnace, copper pipers, new romex wire, new 200amp panel. replace all plaster to drywall. remodel bathroom and kitchen | Heating and cooling | $76,000 | — | Finaled Jun 4, 2018 | 201705156629 |
On Ridgewood Ave
14 permits on record on Ridgewood Ave.
| Trade | Permits | Since Oct 6, 2024 | Median declared | Range | Last |
|---|---|---|---|---|---|
| Roofing | 11 | 3 | — | under 5 | Sep 16, 2025 |
| Heating and cooling | 2 | 0 | — | under 5 | Sep 18, 2017 |
| Electrical | 1 | 0 | — | under 5 | Jun 14, 2016 |
Roof replacement cost in San Francisco
Across 5,872 one- and two-family reroof permits since October 6, 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. This address is in that cohort. Every permit behind that range.
Furnace, heat pump or air conditioner replacement cost in San Francisco
Across 293 one- and two-family heating and cooling permits since October 6, 2024, most declared values run from $21 to $223,693 (the middle 80%); the median is $25,996 and half fall between $5,000 and $120,000. 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 6, 2026. Owner names are not shown on any page.