California Assembly District 18

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2 candidates are tracked for California Assembly District 18 on the November 3, 2026 ballot: Mia Bonta and Andre Sandford. Candidate information follows official Alameda County election filings; verify with the official election office linked below.

Mia Bonta (Democratic) and Andre Sandford (Democratic) meet on the November 3 ballot; Mia Bonta is the incumbent, per the Secretary of State's list. Both are Democrats: the top-two primary sends the two leading vote-getters to November regardless of party. June 2 top-two primary result: Mia Bonta (DEM) 76.9 percent and Andre Sandford (DEM) 10.9 percent advanced over Ned Nuerge (REP) 7.2 percent, Michael Goldstein (GRN) 5.0 percent, per the Secretary of State's Statement of Vote. California's top-two primary decides who prints in November; the field is the Secretary of State's Certified List of Candidates for the General Election (August 27, 2026). This seat is elected by district; only the district covering your address appears on your ballot.

Mia Bonta

Democratic · Incumbent

Mia Bonta represents California Assembly District 18 in Alameda County, per the Assembly's official member page. She chairs the Assembly Health Committee and co-chairs the Select Committee on CalFresh Enrollment and Nutrition, per the same source. No campaign website or questionnaire response was found as of September 7, 2026.