338 Duncan St, San Francisco
3 home-service permits on record at 338 Duncan St, San Francisco; the roof was last permitted on Dec 27, 2021 at a declared value of $6,500.
Home-service permits on record at this address
| Issued | Work | Trade | Declared value | Contractor as filed | Status | Permit |
|---|---|---|---|---|---|---|
| Dec 27, 2021 | otc alterations permit: correct record from last issued permit pa 2020-1020-6986 reflected as 4 stories, should be 3 stories. to reflect as built condidions. add fire pit and bbq at roof. add bbq at lower patio & provide stair from rear yard to 2nd story balcony | Roofing | $6,500 | — | Finaled Jan 20, 2022 | 202108055900 |
| Nov 15, 2018 | otc alterations permit: revision to 201607182651. modify floor plan at lower level. remove basement level as approved, remove additional parking space- one car garage. provide sliding roof hatch for roof access | Roofing | $1 | — | Finaled Jan 21, 2022 | 201811155921 |
| Sep 10, 2018 | additions alterations or repairs: horizontal & vertical addition, remodel sfr, add new bthrooms, new bedrooms, new room down, relocate kitchen, new roof deck, new stair penthouse access, rebuild stair to rear yard, new interior stairs, modify wall layout, and new garage at 1st floor & new driveway | Roofing | $800,000 | — | Finaled Jan 21, 2022 | 201607182651 |
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. 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.