318 Main St, San Francisco
3 home-service permits on record at 318 Main St, San Francisco; the roof was last permitted on Dec 12, 2016 at a declared value of $240,000.
Home-service permits on record at this address
| Issued | Work | Trade | Declared value | Contractor as filed | Status | Permit |
|---|---|---|---|---|---|---|
| Dec 30, 2016 | additions alterations or repairs: plaza a - revision to pa# 2012/07/12/4723-s2 for as built final design of electrical & exit signs. ** maher: n/a ** | Electrical | $1 | — | Finaled Jan 3, 2018 | 201604195159 |
| Dec 12, 2016 | otc alterations permit: roof: propose temporary at&t cell site- install at&t indoor equipment in head endroom, 6 panel antennas, 3 per sector a, 3 per sector b/c on penthouse facade, 18 rrhs, 3 surge suppression units, 3 dus 41 units & rf screen wall @each sector. painted & texture to match penthouse wall unit 7 | Roofing | $240,000 | — | issued | 201611173052 |
| Jul 21, 2015 | sign - erect: non electric sign maher not req | Electrical | $12,500 | — | Finaled Dec 15, 2016 | 201507131310 |
On Main St
123 permits on record on Main St.
| Trade | Permits | Since Oct 3, 2024 | Median declared | Range | Last |
|---|---|---|---|---|---|
| Roofing | 7 | 0 | — | under 5 | Sep 19, 2024 |
| Electrical | 69 | 13 | $145,000 | $12,813–$999,250 | Jul 7, 2026 |
| Heating and cooling | 29 | 3 | — | under 5 | Apr 3, 2026 |
| Plumbing | 15 | 4 | — | under 5 | Feb 12, 2026 |
| Water heater | 2 | 0 | — | under 5 | Aug 1, 2017 |
| Solar | 1 | 0 | — | under 5 | Dec 17, 2018 |
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.