47 Alpha St, San Francisco
1 home-service permit on record at 47 Alpha 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 |
|---|---|---|---|---|---|---|
| Mar 31, 2025 | otc alterations permit: legalize concrete walkway, stairs, water heaters and utility housing shed on side yards, rear deck at 2nd flr. comply with nov 201315309, 202313608, 202313610, 202315561 | Water heater | $33,000 | — | Finaled Apr 25, 2025 | 202503182478 |
On Alpha St
8 permits on record on Alpha St.
| Trade | Permits | Since Oct 2, 2024 | Median declared | Range | Last |
|---|---|---|---|---|---|
| Roofing | 4 | 0 | — | under 5 | May 26, 2023 |
| Electrical | 2 | 0 | — | under 5 | May 11, 2022 |
| Water heater | 1 | 1 | — | under 5 | Mar 31, 2025 |
| Plumbing | 1 | 0 | — | under 5 | Aug 26, 2019 |
Roof replacement cost in San Francisco
Across 5,921 one- and two-family reroof permits since October 2, 2024, most declared values run from $7,700 to $32,000 (the middle 80%); the median is $15,000 and half fall between $10,800 and $21,770. 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 292 one- and two-family heating and cooling permits since October 2, 2024, most declared values run from $1 to $224,154 (the middle 80%); the median is $25,098 and half fall between $5,000 and $115,240. 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 2, 2026. Owner names are not shown on any page.