301 Masonic Ave, San Francisco
1 home-service permit on record at 301 Masonic Ave, San Francisco; the roof was last permitted on Aug 15, 2025 at a declared value of $18,000.
Home-service permits on record at this address
| Issued | Work | Trade | Declared value | Contractor as filed | Status | Permit |
|---|---|---|---|---|---|---|
| Aug 15, 2025 | otc alterations permit: dryrot repair per on-site inspections report #1974 items 9a and 10a. 9a: 3rd fl: remove approx. 16 sq ft of walkable roof membrane and repair subroof in kind. re-install membrane. 10a: repair approx. 80 sq ft of dry-rotted framing in kind at window. re-cover wall with sheet rock in kind | Roofing | $18,000 | — | issued | 202508153201 |
On Masonic Ave
116 permits on record on Masonic Ave.
| Trade | Permits | Since Oct 3, 2024 | Median declared | Range | Last |
|---|---|---|---|---|---|
| Roofing | 72 | 18 | $19,150 | $8,716–$242,000 | Jun 23, 2026 |
| Plumbing | 19 | 1 | — | under 5 | Oct 24, 2024 |
| Electrical | 9 | 2 | — | under 5 | Mar 21, 2025 |
| Heating and cooling | 8 | 2 | — | under 5 | Feb 25, 2026 |
| Water heater | 7 | 0 | — | under 5 | Dec 5, 2023 |
| Solar | 1 | 1 | — | under 5 | Dec 29, 2025 |
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.