447 Minna St, San Francisco
12 home-service permits on record at 447 Minna St, San Francisco; the roof was last permitted on Oct 14, 2016 at a declared value of $900,000.
Home-service permits on record at this address
| Issued | Work | Trade | Declared value | Contractor as filed | Status | Permit |
|---|---|---|---|---|---|---|
| Nov 30, 2022 | otc alterations permit: fire alarm ti: revision to fa permit #202210285429. quantity of in-duct smoke detectors changes from to . quantity of relays changes from to . relocated horn-strobe | Heating and cooling | $1 | — | Finaled Dec 16, 2022 | 202211307353 |
| Oct 28, 2022 | otc alterations permit: 1 & fl 3: fire alarm ti. adding 3 duct detectors, 3 relay modules, 1 conventional relay, 4 in-duct smoke detectors, 3 horn-strobes & 2 strobes to notifiers nfs-320 fire alarm system. ref pa 202206247046 | Heating and cooling | $14,880 | — | Finaled Dec 16, 2022 | 202210285429 |
| Oct 20, 2022 | otc alterations permit: 2nd fl: fire alarm t.i. adding 3 duct detectors with relays, 1 smoke detector, 1 horn-strobe, and 1 strobe to notifier nfs-320 fire alarm system | Heating and cooling | $11,762 | — | Finaled Dec 16, 2022 | 202210194729 |
| Sep 1, 2022 | otc alterations permit: commercial t.i. including kitchenette . finishes + hvac on 3/f. add hvac on 1/f | Heating and cooling | $165,000 | — | Finaled Mar 17, 2023 | 202206247046 |
| Aug 3, 2022 | otc alterations permit: revision to pa#202205234784. reconfigure bathroom. no change to number of plumbing fixtures | Plumbing | $1 | — | Finaled Mar 17, 2023 | 202208029745 |
| Feb 8, 2022 | additions alterations or repairs: exterior alterations including a new emergency exit, new lighting & new hvac equipment. interior t.i. improvement under seperate permit. ** maher: n/a ** | Heating and cooling | $75,000 | — | Finaled Jun 24, 2022 | 201912270797 |
| Jun 29, 2021 | otc alterations permit: fire alarm ti: adding duct detectors w/relays, horn-strobes and strobes to existing notifier nfs-320 fire alarm system | Heating and cooling | $15,700 | — | Finaled Nov 16, 2021 | 202105200723 |
| Jan 14, 2020 | otc alterations permit: interior tenant improvements at 1st & 4th floors including new partition walls and new mech, electrical, and plumbing systems. no work at exterior under this permit. 2nd & 3/f shaft work only | Plumbing | $750,000 | — | Finaled Mar 18, 2022 | 201912139498 |
| Oct 30, 2018 | otc alterations permit: ref pa# 201810021994; fire alarm t.i. on notifier nfs-320 adding duct smoke detector. n/a for maher | Heating and cooling | $6,000 | — | Finaled Feb 15, 2019 | 201810304527 |
| May 1, 2018 | additions alterations or repairs: new notifier nfs-320 is being installed for the existing bldg as part of this core & shell project. 1 strobe power supply, 6 smoke detector,12 duct detector, remote annunciator,manual pull & water flow/temper moduls are being added. refer to permit #2017/0920/9057. ** maher: n/a ** | Heating and cooling | $30,000 | — | Finaled Mar 5, 2019 | 201802262207 |
| Dec 14, 2017 | otc alterations permit: install elevator in new 2-hour rated shaft and replace wood stairs at interior. provide 2 accessible restrooms. provide mechanical, electrical, plumbing systems at bldg core. (under separate permit: add sprinklers in entire building nfpa13; remove 2 restrooms) | Plumbing | $850,000 | — | Finaled May 21, 2019 | 201706149306 |
| Oct 14, 2016 | otc alterations permit: comply with nov 201623921: fire damage restoration inclduing replacement of damaged roof framing and sheathing, repair of damaged masonary facade at roof level, and installation of new roofing.no change of use under this permit. maher na | Roofing | $900,000 | — | Finaled Jun 4, 2019 | 201610120032 |
On Minna St
55 permits on record on Minna St.
| Trade | Permits | Since Oct 3, 2024 | Median declared | Range | Last |
|---|---|---|---|---|---|
| Roofing | 17 | 1 | — | under 5 | Apr 1, 2026 |
| Electrical | 14 | 2 | — | under 5 | Dec 23, 2025 |
| Heating and cooling | 13 | 0 | — | under 5 | Jul 31, 2023 |
| Plumbing | 8 | 0 | — | under 5 | Apr 25, 2023 |
| Solar | 2 | 1 | — | under 5 | May 22, 2025 |
| Water heater | 1 | 0 | — | under 5 | Apr 6, 2017 |
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.