Registrar of Voters Office
The Registrar of Voters Office performs a range of election-related duties and and other public services that increase citizen participation and education.
Our Office Has Moved!
Effective February 2, 2026, the Sonoma County Registrar of Voters is located at 3880 Brickway Blvd, Santa Rosa, CA 95403. View the press release announcing the move (en español).

June 2, 2026, Statewide Direct Primary Election
On January 5, Governor Gavin Newsom issued a proclamation ordering that a Statewide Direct Primary Election be held on June 2, 2026. Some key dates:
| 12/19/25 - 2/4/26 | Signatures in lieu of filing fees period |
| 1/26/26 - 2/4/26 | Declarations of intention filing period (candidates for superior court judge only) |
| 2/9/26 - 3/6/26 | Candidate nominations filing period |
| 5/4/26 | Voting by mail opens; first day voters can pick up Vote-by-Mail ballots at our office |
For more information about this election, including a more detailed timeline and a list of offices up for election, visit our June 2, 2026, Statewide Direct Primary Election page and/or the California Secretary of State's 2026 California Primary page.
Candidate nomination period opens February 9 for June 2 Statewide Direct Primary Election
Candidate nominations open February 9 and close March 6 for federal, state, judicial, school, and county offices up for election in the June 2 Statewide Direct Primary Election, Sonoma County Registrar of Voters Evelyn Mendez announced today.
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