18 Fernwood Dr, San Francisco
1 home-service permit on record at 18 Fernwood 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 |
|---|---|---|---|---|---|---|
| Feb 17, 2023 | otc alterations permit: reconfigure existing media room and utility room. replace furnace, add 1 new full bathroom in basement. enlarge media room from 223 sqft to 371 sqft | Heating and cooling | $75,000 | — | Finaled Jul 15, 2024 | 202103226957 |
On Fernwood Dr
12 permits on record on Fernwood Dr.
| Trade | Permits | Since Oct 5, 2024 | Median declared | Range | Last |
|---|---|---|---|---|---|
| Roofing | 9 | 0 | — | under 5 | Sep 10, 2024 |
| Electrical | 1 | 1 | — | under 5 | Jul 27, 2026 |
| Heating and cooling | 1 | 0 | — | under 5 | Feb 17, 2023 |
| Water heater | 1 | 0 | — | under 5 | Jul 5, 2016 |
Roof replacement cost in San Francisco
Across 5,872 one- and two-family reroof permits since October 5, 2024, most declared values run from $7,655 to $32,000 (the middle 80%); the median is $15,000 and half fall between $10,800 and $21,792. 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 5, 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 5, 2026. Owner names are not shown on any page.