Historic Preservation in Alameda County, CA (2026)

1 county-level rule, plus city-specific rules for 5 cities in Alameda County, California.

Verified from official government sources

Note: These county rules apply to unincorporated areas of Alameda County. If you live within an incorporated city, that city's own rules apply: see the city list below.

Historic-Cultural Monuments

Alameda County lists historically significant properties as landmarks, structures of merit, or historic-district contributors on its own Alameda County Register, covering unincorporated areas plus county-owned buildings anywhere in the county.

Historic Landmark Designation in Alameda County

Significant Restrictions

Alameda County Code § 17.62.060

A nominated resource shall be added to the Alameda County Register as a landmark if the Board of Supervisors finds, after holding the hearings required by this chapter, that all of the requirements set forth below are satisfied: 1. The nominated resource meets one or more of the following criteria: a. It is associated with events that have made a significant contribution to the broad patterns o...

Full ordinance details →Official source ↗

Historic Preservation by City in Alameda County

5 cities in Alameda County have their own historic preservation rules. Each link goes to that city's dedicated page with code citations.

OaklandPop. 433,031