Labor Day closure

On Monday, September 1, 2025, Santa Ana City Hall will be closed and there will be no street sweeping. Learn more.

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In conjunction with recent California State requirements, the City has initiated various efforts to increase housing availability. One effort is to allow accessory dwelling units (ADUs) to be developed on single-family and multi-family properties. This page provides an explanation of the City's requirements for ADUs and junior accessory dwelling units (ADUs). What is an Accessory...

The Pre-Approved ADU Plans Program encourages the construction of ADUs by offering property owners a selection of Pre-Approved ADU building plans. While some site-specific design work is required, these pre-approved plans aim to help a property owner dramatically reduce pre-construction costs and improve permit approval efficiency. The following resources have been created to assist you...

Here are the locations of upcoming permitted events and road closures so you can plan accordingly. Please drive slowly and safely in construction zones and around crowded events. Through June 30 Lane reduction on S. Bristol Street before Warner Avenue due to construction activity 24hrs a day each day through Friday Friday, June 30 El...

View and download a building permit application here.

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