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General Construction, Electrical, Plumbing, MechanicalDowntownPermit issued

ADU Construction at 503 S 5th St, San Jose

503 S 5TH ST 2, Downtown, 95112

Winston

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Reported project cost

$112,941

As declared on the permit filing. New Construction · ADU Accessory Dwelling Unit.

Issued
July 24, 2026
Expires
—
License
—

What was permitted

A new attached Accessory Dwelling Unit (ADU) is being constructed at this Downtown San Jose address, encompassing building, electrical, plumbing, and mechanical work. This project represents a significant addition to the property, potentially increasing living space and value.

The permit is active and was issued on July 24, 2026, with an estimated project cost of $112,941. This cost reflects the comprehensive nature of building a new dwelling unit.

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View the official permit record

Tracking number, work description, cost and dates

Tracking number2025-139715-RS
Work permit #—
Job filing number—
Work typeNew Construction · ADU Accessory Dwelling Unit
StatusActive
Job descriptionBuilding, Electrical, Plumbing, Mechanical work: ATTACHED ADU
Floor / unit—
Estimated cost$112,941
Approved—
IssuedJuly 24, 2026
Expires—
BBL—
BIN—

Property owner

Mo Andrew And Chiou Hanna Trustee

Related searches

ADU, new construction, Downtown San Jose, building, electrical, plumbing, mechanical, $100k+