300 Buchanan St, San Francisco
2 home-service permits on record at 300 Buchanan St, San Francisco; the roof was last permitted on Nov 3, 2015 at a declared value of $70,000.
Home-service permits on record at this address
| Issued | Work | Trade | Declared value | Contractor as filed | Status | Permit |
|---|---|---|---|---|---|---|
| Dec 12, 2017 | otc alterations permit: ste. #205: remodel kitchen and bathroom. updating electrical subpanel and plumbing. maher n/a | Plumbing | $27,000 | — | Finaled Apr 16, 2018 | 201712126240 |
| Nov 3, 2015 | otc alterations permit: unit# 109 & adjacent roof. remove & add interior walls. remodel kitchen & bath. add new bath. convert closet & hallway closet into home office. add w/d. convert roof to roof deck. new lighting to modified spaces. maher - not req'd | Roofing | $70,000 | — | Finaled Oct 31, 2016 | 201504174002 |
On Buchanan St
134 permits on record on Buchanan St.
| Trade | Permits | Since Oct 3, 2024 | Median declared | Range | Last |
|---|---|---|---|---|---|
| Roofing | 68 | 9 | $15,000 | $5,000–$72,683 | Jul 30, 2026 |
| Plumbing | 32 | 5 | $53,313 | $32,449–$138,000 | Jan 6, 2026 |
| Electrical | 19 | 3 | — | under 5 | Mar 24, 2026 |
| Heating and cooling | 9 | 2 | — | under 5 | Oct 14, 2025 |
| Solar | 5 | 1 | — | under 5 | Nov 21, 2025 |
| Water heater | 1 | 1 | — | under 5 | Sep 30, 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.