1955 Lyon St, San Francisco
3 home-service permits on record at 1955 Lyon St, San Francisco; the roof was last permitted on Sep 17, 2026 at a declared value of $12,000.
Home-service permits on record at this address
| Issued | Work | Trade | Declared value | Contractor as filed | Status | Permit |
|---|---|---|---|---|---|---|
| Sep 17, 2026 | otc alterations permit: infill rear yard 12" h, new 50 sq ft deck for unit 1953. new exclusive 628 sq ft roof decks for units 1949 and 1951. 2/f: reconfigure kithcen and bathroom, 50 sq ft slide deck. 3/f: reconfigure rear floor plans, exterior stairs to roof deck and 2/f windows | Roofing | $12,000 | — | issued | 202606042523 |
| Jul 14, 2026 | additions alterations or repairs: comply with nov#202422836: rebuild front facade, side walls and roof at 4th floor destroyed by fire. rebuild front entry damaged by fire and repalce all fire damaged side. minor floor revisions in all units. replace all windows with alum clad windows unit 0 | Roofing | $1,100,000 | — | issued | 202603208021 |
| Apr 17, 2024 | ReRoof: re-roofing unit 0 | Roofing | $25,000 | — | issued | 202404170177 |
On Lyon St
140 permits on record on Lyon St.
| Trade | Permits | Since Oct 3, 2024 | Median declared | Range | Last |
|---|---|---|---|---|---|
| Roofing | 105 | 22 | $17,750 | $7,876–$75,350 | Sep 17, 2026 |
| Plumbing | 12 | 4 | — | under 5 | Jun 18, 2026 |
| Electrical | 12 | 0 | — | under 5 | May 1, 2024 |
| Heating and cooling | 6 | 2 | — | under 5 | Sep 25, 2026 |
| Solar | 3 | 1 | — | under 5 | Apr 3, 2026 |
| Water heater | 2 | 1 | — | under 5 | Aug 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. 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.