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Registrar of Voters Office

The Registrar of Voters Office is a division of the County Clerk-Recorder-Assessor’s Department, under the direction of an elected County Clerk. The Registrar of Voters Office performs a range of election-related duties, in addition to other public services that increase citizen participation and education.

March 2024 Presidential Primary Election

Noms for Party Central Committees Open Sept. 29

  • Nominations for party central committee offices open Friday, September 29, 2023, and close Friday, December 8, 2023. More details about these offices is available here.

Sigs in Lieu Close Nov. 8

  • Signatures in lieu of filing fees are ongoing for most offices. They opened Thursday, September 14, 2023, and close Wednesday, November 8, 2023. See a list of offices with filing fees that are up for election, including term lengths, incumbents, filing fees, # of nomination signatures required, # of signatures in lieu needed, and estimated statement of qualifications costs.

For more information, visit our March 5, 2024, Presidential Primary Election page.

No Election in Sonoma County in Nov. 2023

There is no election taking place on November 7, 2023, because:

  • none of the offices up for election had sufficient candidates file by the deadline to trigger an election
  • no jurisdiction filed to place a measure on the ballot by the deadline

See a complete list of candidates who filed and qualified.

For more information, visit our November 7, 2023, Consolidated Election page.

2023 Sonoma County Fair Best Dinosaur Mock Election

The Sonoma County Registrar of Voters Office attended the Sonoma County Fair on August 3, August 5, August 10, and August 13. Visitors to our booth were able to vote on the "best dinosaur." Results for this all-important election were as follows:


# Votes


Tyrannosaurus Rex















To view a complete list of results, including all write-ins, visit our 2023 Sonoma County Fair Best Dinosaur Mock Election page.

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