20 Heron St, San Francisco
7 home-service permits on record at 20 Heron St, San Francisco; the roof was last permitted on Mar 30, 2021 at a declared value of $211,000.
Home-service permits on record at this address
| Issued | Work | Trade | Declared value | Contractor as filed | Status | Permit |
|---|---|---|---|---|---|---|
| Nov 3, 2022 | otc alterations permit: modification to verizon electrical system to meet additional power requirements | Electrical | $5,000 | — | Finaled Feb 1, 2023 | 202210184587 |
| Jul 12, 2022 | otc alterations permit: revision to pa# 202202027152; add strobes, smokes & duct detectors on 1st, 3rd & 4th floors; ti ref pa# 202110281420 | Heating and cooling | $6,401 | — | Finaled Jul 27, 2022 | 202207128241 |
| Mar 4, 2022 | otc alterations permit: commerical t.i. t24 electrical compliance. new lighting, led. new run off panel. ref e/p ew202203011732 & t.i pa 202110281420 | Electrical | $142,560 | — | Finaled Jul 25, 2022 | 202203049264 |
| Mar 30, 2021 | additions alterations or repairs: elevator extension to roof deck, plus new vehicle/man door entrance at rodgers st and new property line windows | Roofing | $211,000 | — | Finaled Nov 16, 2021 | 202010086198 |
| Feb 27, 2021 | otc alterations permit: verizon: remove 30kw diesel generator and replace with 80kw diesel generator with 52 gallon replacement tank; relocate condenser units; install condenser unit; no change to antennas or batteries | Heating and cooling | $55,000 | — | Finaled Oct 26, 2021 | 202009184472 |
| Nov 8, 2019 | otc alterations permit: verizon modification: install 2 equipment room partitions; remove 1 partition; extend 1 equipment room ceiling; install 2 battery racks; 3 air cooling units; 1 power dist. panel; 9 rrus; other small equip; remove all unused equip | Solar | $90,000 | — | Finaled Oct 26, 2021 | 201902263834 |
| Dec 8, 2015 | otc alterations permit: modification to verizon wireless site. all interior work inside ti equipment room on roof of building. install 3 pcs rrhs in equipment room. install (10 fiber tray at equipment rack, remove 3 aws tmas, install 3 diplexers | Roofing | $10,000 | — | Finaled Jan 13, 2016 | 201509217494 |
On Heron St
8 permits on record on Heron St.
| Trade | Permits | Since Oct 3, 2024 | Median declared | Range | Last |
|---|---|---|---|---|---|
| Roofing | 3 | 0 | — | under 5 | Mar 30, 2021 |
| Electrical | 2 | 0 | — | under 5 | Nov 3, 2022 |
| Heating and cooling | 2 | 0 | — | under 5 | Jul 12, 2022 |
| Solar | 1 | 0 | — | under 5 | Nov 8, 2019 |
Roof replacement cost in San Francisco
Across 5,896 one- and two-family reroof permits since October 3, 2024, most declared values run from $7,650 to $32,000 (the middle 80%); the median is $15,000 and half fall between $10,788 and $21,763. 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 3, 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 3, 2026. Owner names are not shown on any page.