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General ConstructionSeacliffPermit issued

New ADU Construction at 135A 27th Av, San Francisco

135A 27th Av, Seacliff, 94121

Winston

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Reported project cost

$260,000

As declared on the permit filing. New Construction (Wood Frame) · 1 Family Dwelling.

Issued
November 4, 2026
Expires
—
License
—

What was permitted

A significant new construction project is underway in the Seacliff neighborhood, involving the creation of a 2-story Accessory Dwelling Unit (ADU). This type V-b construction will add valuable living space to the rear lot yard.

The permit for this new 1-family dwelling was issued on November 4, 2026, with an estimated project cost of $260,000. Mosvaler Construction Inc. is the contractor for this substantial build.

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View the official permit record

Tracking number, work description, cost and dates

Tracking number202605070847
Work permit #—
Job filing number—
Work typeNew Construction (Wood Frame) · 1 Family Dwelling
Statusissued
Job descriptionconstruction of new adu in rear lot yard, type v-b, 2-story adu.
Floor / unit—
Estimated cost$260,000
ApprovedOctober 28, 2026
IssuedNovember 4, 2026
Expires—
BBL—
BIN—

Related searches

new construction1 family dwellingADUSeacliffSan Francisco$260,000 project cost