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Voting Information

Three Ways to Vote Right NOW!

 Any Official Ballot Drop Box 

  • Drop off completed, signed, and sealed ballot at any official Ballot Drop Box.

  • Find your nearest Ballot Drop Box here.

Millbrae City Hall

621 Magnolia Ave

Millbrae, CA 94030

In Person Voting Right Now: Vote Early at Vote Centers

  • Go to any vote center listed on the San Mateo County site by clicking here.

Elections Office

40 Tower Road

San Mateo, CA 94402

  • Open for Voting now through Election Day!


Election Day, November 3rd


Voting by Mail

  • No Stamps Needed.

  • Mailed ballots must be postmarked no later than Election Day.

Helpful Information

If you make a mistake, you may get a replacement ballot.

  • Call or Text 650-312-5222

  • Go to and use a Request form.

  • Go to any Vote Center in San Mateo County.

Only the first ballot received will be counted ensuring NO ONE can vote twice.

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