Politics & Government
Election Day In San Mateo: Where To Vote And Drop Off Ballot
There are several places to vote in San Mateo on Election Day on Tuesday from 7 a.m. until polls close at 8 p.m.

SAN MATEO, CA — Tuesday is Election Day, and vote centers are open in San Mateo County for residents who wish to cast their ballot in-person or have yet to mail their ballot.
There are high stakes in San Mateo as voters will determine new representatives in both Congress and the state Assembly.
There are open seats in both the 15th Congressional District, a redrawn district held by the outgoing Jackie Speier (D-San Mateo), and the 21st Assembly District, a redrawn district held by the outgoing Kevin Mullin (D-South San Francisco).
Find out what's happening in San Mateofor free with the latest updates from Patch.
- CA Primary Election June 2022 Voter Guide: Profiles, How To Vote, More
- CA Ballot Tracking: How To Find Where Yours Is
- California Primary Elections 2022: Key Dates To Know
There are several places to vote in San Mateo on Election Day from 7 a.m. until polls close at 8 p.m. They are:
- Registration & Elections Division 40 Tower Road
- San Mateo City Hall: 330 West 20th Avenue
- Congregational Church of San Mateo: 225 Tilton Avenue
- Martin Luther King, Jr. Community Center: 725 Monte Diablo Avenue
- Peninsula Ballet Theatre: 1880 South Grant Street (near Trader Joe's)
- San Mateo Main Library, Oak Room: 55 West 3rd Avenue
Ballot drop-off locations are available at:
Find out what's happening in San Mateofor free with the latest updates from Patch.
- San Mateo City Hall (inside and outside): 330 West 20th Avenue
- Dr. Martin Luther King Jr. Community Center (outside): 725 Monte Diablo Avenue
- Marina Branch Library (outside): 1530 Susan Court
- Registration & Elections Division and Vote Center (inside and outside):40 Tower Road
For a complete guide to statewide races, see the CalMatters California Election 2022 Voter Guide.
Click here for a full list of vote centers in San Mateo County as well as where to drop off your ballot.
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