23 Clifford Trl, San Francisco
1 home-service permit on record at 23 Clifford Trl, San Francisco; the roof was last permitted on Sep 5, 2024 at a declared value of $100,000.
Home-service permits on record at this address
| Issued | Work | Trade | Declared value | Contractor as filed | Status | Permit |
|---|---|---|---|---|---|---|
| Sep 5, 2024 | otc alterations permit: conversion of about 100 sq. ft of a "green" roof to be occupied, the addition of a stair flight and roof access hatch for roof access, and construction of a 49sf office addition on the within the structure. all work pertains to the upper dwelling unit only | Roofing | $100,000 | — | Finaled Jun 5, 2025 | 202408239359 |
On Clifford Trl
18 permits on record on Clifford Trl.
| Trade | Permits | Since Oct 4, 2024 | Median declared | Range | Last |
|---|---|---|---|---|---|
| Roofing | 16 | 1 | — | under 5 | Feb 10, 2026 |
| Plumbing | 2 | 0 | — | under 5 | Apr 21, 2022 |
Roof replacement cost in San Francisco
Across 5,889 one- and two-family reroof permits since October 4, 2024, most declared values run from $7,650 to $32,000 (the middle 80%); the median is $15,000 and half fall between $10,800 and $21,760. 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 4, 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 4, 2026. Owner names are not shown on any page.