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General ConstructionTreasure IslandPermit issued

New Apartment Construction at 401 California Av, Treasure Island

401 California Av, Treasure Island, 94130

Winston

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Reported project cost

Not reported

The filer did not disclose a cost on this permit. New Construction · Apartments.

Issued
July 1, 2026
Expires
—
License
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What was permitted

This permit outlines the new construction of a multi-story apartment building on Treasure Island in San Francisco. Such large-scale residential projects significantly impact neighborhood development and housing availability.

Issued on July 1, 2026, this permit is for the erection of a 6-story apartment building with 150 residential units and a child development center. The contractor is Cahill Contractors Llc. The project cost is not specified in this permit.

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View the official permit record

Tracking number, work description, cost and dates

Tracking number202506209120
Work permit #—
Job filing number—
Work typeNew Construction · Apartments
Statusissued
Job descriptionto erect 6 stories, no basement, type i-a & ii-a, 150 units residential units with child development center (warmshell), (r-2, b,a-3,s-1,s-2,i-4)
Floor / unit—
Estimated costNot reported
ApprovedJune 29, 2026
IssuedJuly 1, 2026
Expires—
BBL—
BIN—

Related searches

new constructionapartmentsTreasure IslandSan Franciscoresidential developmentmulti-family housing