450 Mission St, San Francisco
5 home-service permits on record at 450 Mission St, San Francisco; the roof was last permitted on Jan 25, 2016 at a declared value of $25,000.
Home-service permits on record at this address
| Issued | Work | Trade | Declared value | Contractor as filed | Status | Permit |
|---|---|---|---|---|---|---|
| Jul 21, 2017 | otc alterations permit: 4/f- demolition of non structural partitions in preparation of re-leasing and future t.i., non structural partitions and doors at new demising locations, ref. pa#201307081256 for g/f elv. accessibility. no mechanical, electrical under separate permit. n/a ordinance #155-13 | Electrical | $18,000 | — | Finaled Nov 21, 2017 | 201705237368 |
| Jan 25, 2016 | otc alterations permit: installation of a temp. t-mobiles antenna facility consisting of 1 db spectra antenna mounted the parapet at the sw corner of the roof. 1 microwave dish mounted to the main roof level. 1 new equipment cabinet & other misc small equipment including 6 rrus, 6 diplexers, 6 tmas, & 6 runs at 7/8 c0ax | Roofing | $25,000 | — | Finaled Jun 27, 2016 | 201601066486 |
| Dec 18, 2015 | otc alterations permit: install three 19" racks, one 6200 cabinet and one 200 amp electrical panel in extg t.i. space. n/a for maher | Electrical | $15,000 | — | Finaled Jun 27, 2016 | 201512145072 |
| Sep 10, 2015 | otc alterations permit: 2nd floor - electrical work for pa #201506027827. n/a maher ordinance | Electrical | $75,000 | — | Finaled Apr 27, 2016 | 201509106597 |
| Aug 11, 2015 | otc alterations permit: 2nd flr: new interior partitions, doors, interior glazing, flooring, ele/hvac/plumb improvements. new fully compliant restrooms. remove int. glazing frm scope; maher na | Heating and cooling | $75,000 | — | Finaled Apr 27, 2016 | 201506027827 |
On Mission St
1,222 permits on record on Mission St.
| Trade | Permits | Since Oct 4, 2024 | Median declared | Range | Last |
|---|---|---|---|---|---|
| Roofing | 291 | 52 | $19,800 | $5,000–$47,200 | Sep 30, 2026 |
| Heating and cooling | 413 | 34 | $59,458 | $1,045–$1,040,000 | Sep 16, 2026 |
| Electrical | 324 | 48 | $45,125 | $1–$271,641 | Sep 24, 2026 |
| Plumbing | 166 | 27 | $176,752 | $12,300–$2,079,600 | Sep 2, 2026 |
| Water heater | 16 | 6 | $36,500 | $5,000–$471,400 | Mar 2, 2026 |
| Solar | 12 | 1 | — | under 5 | Jan 15, 2025 |
Roof replacement cost in San Francisco
Across 5,889 one- and two-family reroof permits since October 4, 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 $21,760. 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 4, 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 4, 2026. Owner names are not shown on any page.