198 Duncan St, San Francisco
3 home-service permits on record at 198 Duncan St, San Francisco; the roof was last permitted on May 4, 2022 at a declared value of $10,000.
Home-service permits on record at this address
| Issued | Work | Trade | Declared value | Contractor as filed | Status | Permit |
|---|---|---|---|---|---|---|
| May 4, 2022 | ReRoof: reroofing unit 0 | Roofing | $10,000 | — | issued | 202205043562 |
| May 13, 2020 | ReRoof: reroofing unit 0 | Roofing | $19,500 | — | Finaled May 29, 2020 | 202005117383 |
| Dec 13, 2019 | otc alterations permit: replace in kind kitchen, full bath, half bath, new appliances, electrical upgrade, plumbing repairs. all work will be in the unit, no common area work, no change to egress or occupancy or increase. no sprinkler work required. no walls to be moved unit 0 | Plumbing | $100,000 | — | Finaled Aug 3, 2020 | 201912139533 |
On Duncan St
130 permits on record on Duncan St.
| Trade | Permits | Since Oct 3, 2024 | Median declared | Range | Last |
|---|---|---|---|---|---|
| Roofing | 97 | 16 | $15,875 | $7,250–$61,600 | Jul 23, 2026 |
| Plumbing | 21 | 4 | — | under 5 | Jul 16, 2026 |
| Electrical | 5 | 0 | — | under 5 | Jun 29, 2021 |
| Heating and cooling | 4 | 0 | — | under 5 | May 9, 2018 |
| Water heater | 2 | 0 | — | under 5 | Aug 15, 2024 |
| Solar | 1 | 1 | — | under 5 | Feb 13, 2026 |
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. 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. 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.