What was permitted
A substantial renovation is underway at 540 Crestlake Drive in San Francisco's Sunset/Parkside neighborhood, involving the addition of a lower floor to a single-family dwelling. This expansion includes creating two new bedrooms, two full bathrooms, a family room, and a kitchenette with two burners.
This permit was issued on May 19, 2026, with a significant estimated project cost of $217,282. The contractor for this extensive alteration is currently listed as unknown.
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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 | 202602266551 |
|---|---|
| Work permit # | — |
| Job filing number | — |
| Work type | Alterations · 1 Family Dwelling |
| Status | issued |
| Job description | lower floor - add 2 bedrooms, 2 full bathrooms, family room & kitchenette with 2 burners |
| Floor / unit | — |
| Estimated cost | $217,282 |
| Approved | May 19, 2026 |
| Issued | May 19, 2026 |
| Expires | — |
| BBL | — |
| BIN | — |
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