436 Lyon St, San Francisco
3 home-service permits on record at 436 Lyon St, San Francisco; the roof was last permitted on May 18, 2020 at a declared value of $15,500.
Home-service permits on record at this address
| Issued | Work | Trade | Declared value | Contractor as filed | Status | Permit |
|---|---|---|---|---|---|---|
| Apr 3, 2026 | solar permit: mounted: roof, ballasted: n, including 1 energy storage unit, of 240 vac, with 13.50 kwh each in capacity, ess units will not be closer than 3 feet | energy storage system w/ 13.50 kwh energy storage capacity | Solar | $19,000 | — | issued | S20260316508 |
| May 18, 2020 | ReRoof: reroofing | Roofing | $15,500 | — | issued | 202005117387 |
| Jan 15, 2020 | additions alterations or repairs: two story rear addition w/ bedroom at 1st flr & dining room at 2nd flr. new roof deck & new deck and stair from 2nd flr to rear yard | Roofing | $70,000 | — | expired | 201905241674 |
On Lyon St
140 permits on record on Lyon St.
| Trade | Permits | Since Oct 3, 2024 | Median declared | Range | Last |
|---|---|---|---|---|---|
| Roofing | 105 | 22 | $17,750 | $7,876–$75,350 | Sep 17, 2026 |
| Plumbing | 12 | 4 | — | under 5 | Jun 18, 2026 |
| Electrical | 12 | 0 | — | under 5 | May 1, 2024 |
| Heating and cooling | 6 | 2 | — | under 5 | Sep 25, 2026 |
| Solar | 3 | 1 | — | under 5 | Apr 3, 2026 |
| Water heater | 2 | 1 | — | under 5 | Aug 29, 2025 |
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. This address is in that cohort. 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. This address is in that cohort. 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.