140 Mason St, San Francisco
6 home-service permits on record at 140 Mason St, San Francisco; no roofing permit on record.
Home-service permits on record at this address
| Issued | Work | Trade | Declared value | Contractor as filed | Status | Permit |
|---|---|---|---|---|---|---|
| Jun 28, 2022 | sign - erect: install 1 electric, projecting, double faced sign. . 11" x 39" | Electrical | $4,000 | — | issued | 202204182412 |
| Jun 11, 2019 | additions alterations or repairs: installing an emergency responder radio system throught bldg. includes install bi-directional amplifier, omni-directional antennas, outdoor antenna, and 12 hr battery backup unit 0 | Solar | $30,000 | — | issued | 201904047115 |
| Mar 18, 2019 | additions alterations or repairs: revision to pa 201611152731. ti permit. electrical revisions only unit 0 | Electrical | $1 | — | issued | 201902122688 |
| Feb 12, 2019 | additions alterations or repairs: fire alarm system includes: 1-facu; 1-udact, 2 dialer; 1-ipgsm dialer; 4-power supplies; 116-addressable smoke detectors; 8-addressable duct detectors; 61-addressable modules; 1-manual pucl station; 12-control relays; 1-power supply for door holders; 8-door holders; 26-horns/strobes; 12-strobes unit 0 | Heating and cooling | $165,000 | — | Finaled Oct 28, 2019 | 201807315972 |
| Mar 8, 2018 | additions alterations or repairs: replacement of sidewalk and installation of new pge electric vault in franchise space. sidewalk improvement includes installation of accessible level landings at all doors | Electrical | $650,000 | — | issued | 201611021718 |
| Oct 5, 2017 | otc alterations permit: basement-7/f- limit non-structural demo includes remove of interior finishes to face of framing demo, demo plumbing fixtures, electrical & steam system. decommissioning of elevator, scope under ab017 to comply with nov 201459891 and 201622776. # of res. rooms remain the same unit 0 | Plumbing | $140,000 | — | Finaled Oct 30, 2019 | 201607293796 |
On Mason St
146 permits on record on Mason St.
| Trade | Permits | Since Oct 3, 2024 | Median declared | Range | Last |
|---|---|---|---|---|---|
| Roofing | 74 | 10 | $17,950 | $6,300–$45,510 | Aug 17, 2026 |
| Plumbing | 30 | 6 | $46,010 | $5,000–$82,500 | Mar 16, 2026 |
| Electrical | 21 | 3 | — | under 5 | Jun 10, 2026 |
| Heating and cooling | 14 | 1 | — | under 5 | Sep 4, 2025 |
| Solar | 4 | 1 | — | under 5 | Feb 12, 2025 |
| Water heater | 3 | 0 | — | under 5 | Mar 6, 2024 |
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.