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General ConstructionNoe ValleyPermit issued

New ADU Construction at 4250 26th St, San Francisco

4250 26th St, Noe Valley, 94131

Winston

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Reported project cost

$312,997

As declared on the permit filing. Additions & Alterations · 2 Family Dwelling.

Issued
June 30, 2026
Expires
—
License
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What was permitted

Homeowners in Noe Valley considering an addition or alteration will find this permit informative. This project involves the construction of a new Accessory Dwelling Unit (ADU) as part of a larger single-family residence development.

This permit was issued on June 30, 2026, with an estimated project cost of $312,997. The contractor information is not specified in this record.

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View the official permit record

Tracking number, work description, cost and dates

Tracking number202304206109
Work permit #—
Job filing number—
Work typeAdditions & Alterations · 2 Family Dwelling
Statusissued
Job descriptionnew adu within the construction of a new single-family residence under separate permit bpa #2018-0214-1219.
Floor / unit—
Estimated cost$312,997
ApprovedFebruary 6, 2025
IssuedJune 30, 2026
Expires—
BBL—
BIN—

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ADU constructionsingle-family residenceNoe ValleySan FranciscoAdditions & Alterations$300k-$400k