All CA seats
CA

Board of Equalization District 4 — CA

The seat, the current officeholder, and everyone running to take it.

Current officeholder

No current officeholder on record. This may be an open seat or one we’re still backfilling.

Next election

2026-06-02

California Board of Equalization District 4 — June 2, 2026 Primary

Candidates (5)

TU

Tom Umberg

Frontrunner
UnknownBoard of Equalization CA

Thomas John Umberg is an American politician currently serving in the California State Senate. A Democrat, he represents the 34th district, which encompasses parts of northern Orange County and a small portion of unincorporated Los Angeles County. Previously, he served in the California State Assembly, representing the 69th District. He is a partner at Umberg Zipser LLP in Orange County.

HealthcareEducation
CP

Cody Petterson

UnknownBoard of Equalization CA

DB

Denis Bilodeau

UnknownBoard of Equalization CA

GO

Gardner C. Osborne

LibertarianBoard of Equalization CA

TaxationGovernment Spending
MA

Martín Arias

UnknownBoard of Equalization CA