1020 Union St, San Francisco
12 home-service permits on record at 1020 Union St, San Francisco; the roof was last permitted on Mar 12, 2020 at a declared value of $12,000.
Home-service permits on record at this address
| Issued | Work | Trade | Declared value | Contractor as filed | Status | Permit |
|---|---|---|---|---|---|---|
| Jun 13, 2024 | otc alterations permit: unit #8 - remodel bathrooms and wet bars: remove all existing finishes. update any exposed plumbing and electrical as needed. correct any deficiencies. all new lighting to be title 24 complaint unit 8 | Plumbing | $200,000 | — | Finaled Jul 29, 2026 | 202406134412 |
| Mar 12, 2020 | otc alterations permit: reinstall deck after roof replacement. recreate to original configureation. reference 2019-1106-6611 unit 2 | Roofing | $12,000 | — | Finaled May 19, 2021 | 202003126859 |
| Nov 12, 2019 | otc alterations permit: unit 2: stiffen the curb & reduce wind deflection of the glass railing on existing roof deck. no visual impact unit 2 | Roofing | $2,000 | — | issued | 201911066611 |
| Sep 24, 2019 | otc alterations permit: unit 2: stiffen teh curb & reduce deflection of the glass screen on existing roof deck, brace the curb with diagonal bracing unit 2 | Roofing | $8,200 | — | cancelled | 201909040557 |
| Aug 20, 2019 | ReRoof: reroofing unit 2 | Roofing | $49,600 | — | Finaled Mar 30, 2021 | 201908209299 |
| Mar 26, 2019 | otc alterations permit: unit # 23: revision to 201803123436 and 201807245361 new guardrail at east side of roof deck on top of curb per plans unit 23 | Roofing | $4,500 | — | cancelled | 201903266252 |
| Aug 17, 2017 | otc alterations permit: revision to 201706088825 redirect plumbing &electrical. remove and replace stucco as needed along parapet wall and deck in the courtyard area unit 12 | Plumbing | $1 | — | Finaled Mar 7, 2022 | 201708154888 |
| Jun 9, 2017 | otc alterations permit: support existing roof deck joist furnish and install trellis support per plans unit 12 | Roofing | $15,000 | — | Finaled Mar 7, 2022 | 201706088825 |
| Apr 28, 2017 | ReRoof: reroofing | Roofing | $579,000 | — | Finaled Apr 23, 2018 | 201704285183 |
| Sep 15, 2016 | ReRoof: reroofing | Roofing | $83,265 | — | Finaled Apr 11, 2017 | 201609157823 |
| Feb 8, 2016 | otc alterations permit: apt #2: remove roof deck, replace roof and then replace deck in kind on existing roof on level terrace surface and unstable 18" curb unit 2 | Roofing | $20,000 | — | Finaled Mar 8, 2016 | 201602089027 |
| Oct 5, 2015 | ReRoof: reroofing unit 2 | Roofing | $35,521 | — | Finaled Oct 28, 2015 | 201510058808 |
On Union St
377 permits on record on Union St.
| Trade | Permits | Since Oct 3, 2024 | Median declared | Range | Last |
|---|---|---|---|---|---|
| Roofing | 195 | 32 | $20,520 | $5,450–$160,640 | Aug 12, 2026 |
| Plumbing | 75 | 18 | $32,332 | $140–$108,778 | Aug 19, 2026 |
| Electrical | 67 | 9 | $25,000 | $7,400–$332,614 | Aug 31, 2026 |
| Heating and cooling | 27 | 3 | — | under 5 | Jan 26, 2026 |
| Water heater | 9 | 2 | — | under 5 | Apr 2, 2026 |
| Solar | 4 | 2 | — | under 5 | Apr 9, 2026 |
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.