21 Westwood Dr, San Francisco
1 home-service permit on record at 21 Westwood Dr, 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 |
|---|---|---|---|---|---|---|
| Dec 17, 2025 | otc alterations permit: bathroom remodel in kind. remove and replace shower system only. install acrylic walls and fabricated shower pan. install new shower system and update valve. no electrical or mechanical | Electrical | $20,552 | — | issued | 202512172000 |
On Westwood Dr
34 permits on record on Westwood Dr.
| Trade | Permits | Since Oct 3, 2024 | Median declared | Range | Last |
|---|---|---|---|---|---|
| Roofing | 24 | 8 | $19,000 | $14,100–$31,300 | Dec 10, 2025 |
| Plumbing | 5 | 0 | — | under 5 | Feb 20, 2024 |
| Solar | 2 | 2 | — | under 5 | Jun 23, 2026 |
| Electrical | 1 | 1 | — | under 5 | Dec 17, 2025 |
| Water heater | 1 | 1 | — | under 5 | May 29, 2025 |
| Heating and cooling | 1 | 0 | — | under 5 | May 14, 2019 |
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.