644 Colby St, San Francisco
1 home-service permit on record at 644 Colby 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 |
|---|---|---|---|---|---|---|
| Sep 27, 2022 | otc alterations permit: bathroom remodel - install new vanity, toilet and bathtub and remove the existing shower area and cabinet in the bathroom upgrade plumbing according to the plan. install new gfci per code. install new finishes, paint, tiles and flooring | Plumbing | $15,000 | — | Finaled Nov 21, 2022 | 202209273209 |
On Colby St
37 permits on record on Colby St.
| Trade | Permits | Since Oct 3, 2024 | Median declared | Range | Last |
|---|---|---|---|---|---|
| Roofing | 31 | 5 | $12,500 | $6,280–$15,890 | May 15, 2026 |
| Plumbing | 4 | 1 | — | under 5 | Nov 3, 2025 |
| Solar | 1 | 1 | — | under 5 | Mar 18, 2026 |
| Water heater | 1 | 1 | — | under 5 | Oct 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.