What was permitted
Homeowners in the Mission neighborhood of San Francisco can see the scope of work for a significant apartment renovation at 1090 Hampshire St. This project involves legalizing an existing non-permitted unit and adding a brand new Accessory Dwelling Unit (ADU) on the ground level.
The permit for this extensive project was issued on June 4, 2026, with an estimated cost of $323,061. The work also includes removing four garages, associated curb cuts, and installing new windows and doors, indicating a substantial upgrade to the property.
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View the official permit record
Tracking number, work description, cost and dates
View the official permit record
Tracking number, work description, cost and dates
| Tracking number | 202512222425 |
|---|---|
| Work permit # | — |
| Job filing number | — |
| Work type | Additions & Alterations · Apartments |
| Status | issued |
| Job description | legalize (1) (e) non-permitted unit @ ground level (nsr filed under 2021-001218prj /canceled permit).add (1) new adu @ ground level. removes (4) garages, garage doors, & associated curb cuts.new windows & doors @ exterior. structural / seismic upgrade.project contains (2) kitchens,(2 1/2) baths... |
| Floor / unit | — |
| Estimated cost | $323,061 |
| Approved | June 1, 2026 |
| Issued | June 4, 2026 |
| Expires | — |
| BBL | — |
| BIN | — |
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