Elections

Overview

Elections
Message from Mark Church, Chief Elections Officer & Assessor-County Clerk-Recorder

Mark Church Welcome to the San Mateo County Elections website.

I am honored and privileged to serve as your Chief Elections Officer & Assessor-County Clerk-Recorder. As your Registrar of Voters, I am committed to ensuring that our office continues its tradition of excellence and operates at a maximum level of efficiency and productivity.

Please use this website for easy access to the information and services that our office provides to the citizens of San Mateo County. I hope you find it a useful resource for election information.

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New 2022 Political Districts

Redistricting for U.S. Representative, State Senate, State Assembly, and San Mateo County Board of Supervisors has been completed.

Find out your new districts using our District/Precinct Lookup here. Instructions on how to use the lookup are below.

State Maps – visit the 2020 California Citizens Redistricting Commission

Board of Supervisor Maps – visit the County of San Mateo District Lines Advisory Commission

Find out more about the redistricting process here.