450 Harrison St, San Francisco
4 home-service permits on record at 450 Harrison St, San Francisco; the roof was last permitted on Sep 10, 2019 at a declared value of $10,000.
Home-service permits on record at this address
| Issued | Work | Trade | Declared value | Contractor as filed | Status | Permit |
|---|---|---|---|---|---|---|
| May 23, 2025 | otc alterations permit: t-mobile: remove antennas; install antennas; remove cabinets; install cabinets; isntall batteries; install electrical ppc | Electrical | $55,000 | — | issued | 202405293191 |
| Sep 10, 2019 | ReRoof: reroofing | Roofing | $10,000 | — | issued | 201909101180 |
| Jan 12, 2017 | additions alterations or repairs: install microwave dish antenna w/ horizon duo, cable tray & cable from equip cabinet to antenna. install tripod on roof for antenna. remove old dish antenna | Roofing | $15,000 | — | Finaled Mar 10, 2017 | 201509258044 |
| Mar 30, 2016 | otc alterations permit: roof: modification to an t-mobile wireless telecomm facility consisting of: removing 4 antennas and mounts on building facade, relocating 2 antennas from lower facade to upper roof; installation of 5 new antennas behind new frp screens on upper roof and installation of new rru | Roofing | $25,000 | — | Finaled Jun 2, 2016 | 201512044240 |
On Harrison St
255 permits on record on Harrison St.
| Trade | Permits | Since Oct 2, 2024 | Median declared | Range | Last |
|---|---|---|---|---|---|
| Roofing | 83 | 16 | $15,975 | $3,150–$28,025 | May 29, 2026 |
| Electrical | 78 | 12 | $33,000 | $2,920–$562,959 | Sep 30, 2026 |
| Heating and cooling | 51 | 2 | — | under 5 | May 15, 2026 |
| Plumbing | 34 | 2 | — | under 5 | Apr 8, 2026 |
| Water heater | 6 | 0 | — | under 5 | Dec 13, 2023 |
| Solar | 3 | 1 | — | under 5 | Sep 3, 2026 |
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. 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. 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.