115 Mountain Spring Ave, San Francisco
1 home-service permit on record at 115 Mountain Spring Ave, San Francisco; the roof was last permitted on Jan 11, 2017 at a declared value of $450,000.
Home-service permits on record at this address
| Issued | Work | Trade | Declared value | Contractor as filed | Status | Permit |
|---|---|---|---|---|---|---|
| Jan 11, 2017 | otc alterations permit: rev. to pa#201607192752 to remove walls in 2/f, new roof structure and skylight over an sunroom, new roofing and insulation over new structural roof sheathing, new exterior doors & window & assoc. minor exterior upgrades, new conditioned sq.ft. within envelope for laundry room unit 0 | Roofing | $450,000 | — | Finaled Apr 6, 2018 | 201612165171 |
On Mountain Spring Ave
13 permits on record on Mountain Spring Ave.
| Trade | Permits | Since Oct 2, 2024 | Median declared | Range | Last |
|---|---|---|---|---|---|
| Roofing | 9 | 2 | — | under 5 | Sep 5, 2025 |
| Electrical | 4 | 1 | — | under 5 | Aug 1, 2025 |
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. This address is in that cohort. 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. 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 2, 2026. Owner names are not shown on any page.