2550 18th Ave, San Francisco
1 home-service permit on record at 2550 18th Ave, San Francisco; the roof was last permitted on Jun 28, 2018 at a declared value of $825,000.
Home-service permits on record at this address
| Issued | Work | Trade | Declared value | Contractor as filed | Status | Permit |
|---|---|---|---|---|---|---|
| Jun 28, 2018 | additions alterations or repairs: priority processing. voluntary structural strengthening per ord#202-14 summer 2018 scope at interior & roof only. remove interior clay tile & replace w/ steel,studs and jepwalls. no final completion until required accessibility upgrade are completed under permits. non-struct items not retrofitted | Roofing | $825,000 | — | Finaled Sep 19, 2018 | 201803264577 |
On 18th Ave
265 permits on record on 18th Ave.
| Trade | Permits | Since Oct 13, 2024 | Median declared | Range | Last |
|---|---|---|---|---|---|
| Roofing | 196 | 34 | $16,190 | $8,000–$28,689 | Sep 16, 2026 |
| Electrical | 25 | 9 | $44,000 | $400–$154,000 | Aug 26, 2026 |
| Plumbing | 22 | 5 | $28,192 | $11,000–$49,857 | Jul 15, 2026 |
| Heating and cooling | 11 | 3 | — | under 5 | May 4, 2026 |
| Water heater | 7 | 0 | — | under 5 | Nov 28, 2022 |
| Solar | 4 | 2 | — | under 5 | Oct 6, 2026 |
Roof replacement cost in San Francisco
Across 5,765 one- and two-family reroof permits since October 13, 2024, most declared values run from $7,650 to $32,000 (the middle 80%); the median is $15,000 and half fall between $10,800 and $21,900. 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 13, 2024, most declared values run from $11 to $229,462 (the middle 80%); the median is $25,998 and half fall between $5,000 and $120,125. 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 13, 2026. Owner names are not shown on any page.