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General ConstructionSeacliffPermit issued

ADU Conversion at 2140 Lake St, Seacliff

2140 Lake St, Seacliff, 94121

Winston

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Reported project cost

$250,000

As declared on the permit filing. Additions & Alterations · 1 Family Dwelling.

Issued
July 28, 2026
Expires
—
License
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What was permitted

Residents in the Seacliff area can look at the details of a significant home addition project. This permit covers the conversion of 848 square feet into a new Accessory Dwelling Unit (ADU), including a bedroom, bathroom, kitchen remodel, and an additional bathroom and laundry area.

Issued on July 28, 2026, this ADU conversion project had an estimated cost of $250,000. Endora Builders was the contractor responsible for this extensive alteration.

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View the official permit record

Tracking number, work description, cost and dates

Tracking number202512081166
Work permit #—
Job filing number—
Work typeAdditions & Alterations · 1 Family Dwelling
Statusissued
Job descriptionconvert 848 sf to adu: 1bed/1bth, replace windows in-kind,enlarge bedroom windows, (e) kitchen remodel, remodel (e) bath, add 2nd bath & laundry. add subpanel, plumbing,hvac. 202510227916 under sep permit for work on levels 2 & 3.
Floor / unit—
Estimated cost$250,000
ApprovedJuly 20, 2026
IssuedJuly 28, 2026
Expires—
BBL—
BIN—

Related searches

ADU conversionSeacliffSan Franciscohome additionaccessory dwelling unitgeneral construction$250,000