ALAMEDA (ALAMEDA COUNTY)local legislationAgenda Ready

Proposed Updates to Alameda Accessory Dwelling Unit (ADU) Rules

Original title: Zoning Ordinance Amendment Regarding Accessory Dwelling Unit Regulation Updates - Citywide. A proposed amendment to the Alameda Municipal Code to revise sections relating to the Accessory Dwelling Unit (ADU) ordinance in Alameda Municipal Code Sections 30-5.18 Accessory Dwelling Units to update references to state law, to authorize the conversion of ADUs into condominiums, to establish standards and processes for such conversions, to clarify the development standards applied to ADUs, and to reformat the sections of the ordinance for ease of use. The proposal is exempt from the California Environmental Quality Act (CEQA) pursuant to Public Resource Code section 21080.17 which exempts ordinances implementing State ADU law and CEQA Guidelines Section 15061(b)(3), the common sense exemption where it can be seen with certainty that the proposed zoning text amendment has no possibility of having a significant effect on the environment.

June 22, 2026

zoning housing accessory dwelling units condominiums land use

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The Frame

What this does

This ordinance changes the legal process for property owners to convert ADUs into condominiums and updates the development standards that apply to all ADUs in Alameda.

Who is mentioned in the record

Potentially affected actors named in the source documents. Mention is not a position.

Alameda property owners

Property owners with ADUs gain the ability to convert those units into condominiums under new established standards.

Alameda Planning Board

The board is responsible for reviewing and processing the proposed zoning text amendments.

What changed

Last recorded activity June 22, 2026.

What's next

Next step not available in the current record.

Summary

The City of Alameda is proposing updates to its zoning code for Accessory Dwelling Units (ADUs) to align with state law, clarify development standards, and allow ADUs to be converted into condominiums. The proposal also includes a reformatting of the ordinance for better readability and is exempt from environmental review under the California Environmental Quality Act.

Key Facts

The ordinance authorizes the conversion of Accessory Dwelling Units (ADUs) into condominiums.
The ordinance establishes new standards and processes for converting ADUs into condominiums.
The ordinance updates Alameda Municipal Code Section 30-5.18 to align with current state law.
The ordinance clarifies existing development standards applied to ADUs.
The ordinance reformats the existing ADU section of the municipal code for improved readability.
The proposal is exempt from the California Environmental Quality Act (CEQA) under Public Resource Code section 21080.17.
The proposal is exempt from CEQA under the 'common sense exemption' (CEQA Guidelines Section 15061(b)(3)).

Frequently Asked Questions

Can I turn my ADU into a condo under this new rule?

Yes, the proposed ordinance authorizes the conversion of ADUs into condominiums and establishes the standards and processes for doing so.

Does this ordinance require an environmental impact report?

No, the city has determined the ordinance is exempt from the because it implements state ADU law and has no significant effect on the environment.

Why It Matters

This ordinance changes the legal process for property owners to convert ADUs into condominiums and updates the development standards that apply to all ADUs in Alameda.

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