Early voting locations in San Mateo County, California for November 3, 2026
You can vote early in San Mateo County from Monday, October 5 through Monday, November 2, 2026 at any of the 50 early voting sites listed below. Most sites are open 9:00AM-5:00PM; each site's own days and hours are under its address. On Election Day, November 3, you can vote at any of 50 vote centers in San Mateo County.
From the California Secretary of State's official list, checked October 14, 2026. Hours can change, so check before you go.
San Mateo County elections office: address and phone.
Want the nearest site? Enter your address on the California page to see San Mateo County's sites nearest first, with your Election Day polling place where it is published.
San Mateo County early voting sites (50)
- Alice Bulos Community Center
2380 Galway Dr, South San Francisco, CA 94080
October 31 - November 2: 9:00AM-5:00PM
Election Day: 7:00AM-8:00PM
Directions - American Legion Post 105
651 El Camino Real, Redwood City, CA 94063
October 31 - November 2: 9:00AM-5:00PM
Election Day: 7:00AM-8:00PM
Directions - American Legion Post 409
757 San Mateo Ave, San Bruno, CA 94066
November 1 - November 2: 9:00AM-5:00PM
Election Day: 7:00AM-8:00PM
Directions - Arrillaga Family Recreation Center
700 Alma St, Menlo Park, CA 94025
October 31 - November 2: 9:00AM-5:00PM
Election Day: 7:00AM-8:00PM
Directions - Assessor-County Clerk-Recorder
555 County Center, Redwood City, CA 94063
October 5 - October 9: 9:00AM-5:00PM
October 12 - October 16: 9:00AM-5:00PM
October 19 - October 28: 9:00AM-5:00PM
October 29: 8:00AM-5:00PM
October 30 - November 2: 9:00AM-5:00PM
Election Day: 7:00AM-8:00PM
Directions - Bayshore Community Center
450 Martin St, Daly City, CA 94014
October 31 - November 2: 9:00AM-5:00PM
Election Day: 7:00AM-8:00PM
Directions - Belle Haven Community Campus
100 Terminal Ave, Menlo Park, CA 94025
October 31 - November 2: 9:00AM-5:00PM
Election Day: 7:00AM-8:00PM
Directions - Belmont Public Library
1110 Alameda de las Pulgas, Belmont, CA 94002
October 31 - November 2: 9:00AM-5:00PM
Election Day: 7:00AM-8:00PM
Directions - Brisbane City Hall
50 Park Place, Brisbane, CA 94005
October 31 - November 2: 9:00AM-5:00PM
Election Day: 7:00AM-8:00PM
Directions - Burlingame City Hall
501 Primrose Rd, Burlingame, CA 94010
October 31 - November 2: 9:00AM-5:00PM
Election Day: 7:00AM-8:00PM
Directions - Burlingame Community Center
850 Burlingame Ave, Burlingame, CA 94010
October 24 - November 2: 9:00AM-5:00PM
Election Day: 7:00AM-8:00PM
Directions - Colma Town Hall
1198 El Camino Real, Colma, CA 94014
October 31 - November 2: 9:00AM-5:00PM
Election Day: 7:00AM-8:00PM
Directions - Community Activities Building
1400 Roosevelt Ave, Redwood City, CA 94061
October 31 - November 2: 9:00AM-5:00PM
Election Day: 7:00AM-8:00PM
Directions - Daly City City Hall
333 90th St, Daly City, CA 94015
October 24 - November 2: 9:00AM-5:00PM
Election Day: 7:00AM-8:00PM
Directions - David J. Chetcuti Community Room
450 Poplar Ave, Millbrae, CA 94030
October 31 - November 2: 9:00AM-5:00PM
Election Day: 7:00AM-8:00PM
Directions - East Palo Alto Academy
1050 Myrtle St, East Palo Alto, CA 94303
November 2: 9:00AM-5:00PM
Election Day: 7:00AM-8:00PM
Directions - Emergency Operations Center
537 Kelly Ave, Half Moon Bay, CA 94019
October 24 - November 2: 9:00AM-5:00PM
Election Day: 7:00AM-8:00PM
Directions - Emergency Operations Center
610 Foster City Blvd, Foster City, CA 94404
October 31 - November 2: 9:00AM-5:00PM
Election Day: 7:00AM-8:00PM
Directions - Fair Oaks Community Center
2600 Middlefield Rd, Redwood City, CA 94063
October 24 - November 2: 9:00AM-5:00PM
Election Day: 7:00AM-8:00PM
Directions - Foster City Community Center, Wind Room
1000 E Hillsdale Blvd, Foster City, CA 94404
October 31 - November 2: 9:00AM-5:00PM
Election Day: 7:00AM-8:00PM
Directions - Half Moon Bay Airport
9850 Cabrillo Hwy, Half Moon Bay, CA 94019
October 31 - November 2: 9:00AM-5:00PM
Election Day: 7:00AM-8:00PM
Directions - Half Moon Bay Library
620 Correas St, Half Moon Bay, CA 94019
October 31 - November 2: 9:00AM-5:00PM
Election Day: 7:00AM-8:00PM
Directions - Hillsborough Town Hall
1600 Floribunda Ave, Hillsborough, CA 94010
October 31 - November 2: 9:00AM-5:00PM
Election Day: 7:00AM-8:00PM
Directions - Hilton Garden Inn San Mateo
2000 Bridgepointe Pkwy, San Mateo, CA 94404
October 31 - November 2: 9:00AM-5:00PM
Election Day: 7:00AM-8:00PM
Directions - La Honda Fire Brigade
8945 La Honda Rd, La Honda, CA 94020
November 2: 9:00AM-5:00PM
Election Day: 7:00AM-8:00PM
Directions - La Honda-Pescadero USD
360 Butano Cutoff, Pescadero, CA 94060
November 2: 9:00AM-5:00PM
Election Day: 7:00AM-8:00PM
Directions - Laureola Park Community Center
503 Old County Rd, San Carlos, CA 94070
October 31 - November 2: 9:00AM-5:00PM
Election Day: 7:00AM-8:00PM
Directions - Lewis & Joan Platt Family YMCA
550 Bell St, East Palo Alto, CA 94303
October 24 - November 2: 9:00AM-5:00PM
Election Day: 7:00AM-8:00PM
Directions - Lincoln Park Community Center
901 Brunswick St, Daly City, CA 94014
October 31 - November 2: 9:00AM-5:00PM
Election Day: 7:00AM-8:00PM
Directions - Menlo College
1000 El Camino Real, Atherton, CA 94027
October 31 - November 2: 9:00AM-5:00PM
Election Day: 7:00AM-8:00PM
Directions - MLK Community Center
725 Monte Diablo Ave, San Mateo, CA 94401
October 31 - November 2: 9:00AM-5:00PM
Election Day: 7:00AM-8:00PM
Directions - Notre Dame de Namur University
1500 Ralston Ave, Belmont, CA 94002
October 31 - November 2: 9:00AM-5:00PM
Election Day: 7:00AM-8:00PM
Directions - Pacelli Event Center
145 Lake Merced Blvd, Daly City, CA 94015
October 31 - November 2: 9:00AM-5:00PM
Election Day: 7:00AM-8:00PM
Directions - Pacifica Community Center
540 Crespi Dr, Pacifica, CA 94044
October 31 - November 2: 9:00AM-5:00PM
Election Day: 7:00AM-8:00PM
Directions - Pacifica Council Chambers
2212 Beach Blvd, Pacifica, CA 94044
October 31 - November 2: 9:00AM-5:00PM
Election Day: 7:00AM-8:00PM
Directions - Portola Valley Town Center
765 Portola Rd, Portola Valley, CA 94028
October 31 - November 2: 9:00AM-5:00PM
Election Day: 7:00AM-8:00PM
Directions - Recreation & Aquatic Center
251 City Park Way, San Bruno, CA 94066
October 31 - November 2: 9:00AM-5:00PM
Election Day: 7:00AM-8:00PM
Directions - Redwood City Public Library
1044 Middlefield Rd, Redwood City, CA 94063
October 31 - November 2: 9:00AM-5:00PM
Election Day: 7:00AM-8:00PM
Directions - Registration & Elections Division
40 Tower Rd, San Mateo, CA 94402
October 5 - October 9: 8:00AM-5:00PM
October 12 - October 16: 8:00AM-5:00PM
October 19 - November 2: 8:00AM-5:00PM
Election Day: 7:00AM-8:00PM
Directions - Roberta Cerri Teglia Center
601 Grand Ave, South San Francisco, CA 94080
October 31 - November 2: 9:00AM-5:00PM
Election Day: 7:00AM-8:00PM
Directions - San Carlos Library
610 Elm St, San Carlos, CA 94070
October 24 - November 2: 9:00AM-5:00PM
Election Day: 7:00AM-8:00PM
Directions - San Mateo City Hall
330 W 20th Ave, San Mateo, CA 94403
October 31 - November 2: 9:00AM-5:00PM
Election Day: 7:00AM-8:00PM
Directions - San Mateo County Office of Education
101 Twin Dolphin Dr, Redwood City, CA 94065
October 31 - November 2: 9:00AM-5:00PM
Election Day: 7:00AM-8:00PM
Directions - San Mateo Public Library
55 W 3rd Ave, San Mateo, CA 94402
October 31 - November 2: 9:00AM-5:00PM
Election Day: 7:00AM-8:00PM
Directions - San Mateo Wastewater Treatment Plant
2050 Detroit Dr, San Mateo, CA 94404
October 31 - November 2: 9:00AM-5:00PM
Election Day: 7:00AM-8:00PM
Directions - South San Francisco Public Library
901 Civic Campus Way, South San Francisco, CA 94080
October 5 - October 9: 9:00AM-5:00PM
October 12 - October 16: 9:00AM-5:00PM
October 19 - November 2: 9:00AM-5:00PM
Election Day: 7:00AM-8:00PM
Directions - St. Peter Church
700 Oddstad Blvd, Pacifica, CA 94044
October 24 - November 2: 9:00AM-5:00PM
Election Day: 7:00AM-8:00PM
Directions - University Place
1900 University Ave, Suite 108, East Palo Alto, CA 94303
November 2: 9:00AM-5:00PM
Election Day: 7:00AM-8:00PM
Directions - War Memorial Community Center
6655 Mission St, Daly City, CA 94014
October 31 - November 2: 9:00AM-5:00PM
Election Day: 7:00AM-8:00PM
Directions - Woodside Fire Protection District,
3111 Woodside Rd, Woodside, CA 94062
October 31 - November 2: 9:00AM-5:00PM
Election Day: 7:00AM-8:00PM
Directions
San Mateo County Election Day vote centers (50)
Tuesday, November 3. Polls close at 8 p.m.; if you are in line by 8 p.m., you can vote.
- Alice Bulos Community Center
2380 Galway Dr, South San Francisco, CA 94080
Directions - American Legion Post 105
651 El Camino Real, Redwood City, CA 94063
Directions - American Legion Post 409
757 San Mateo Ave, San Bruno, CA 94066
Directions - Arrillaga Family Recreation Center
700 Alma St, Menlo Park, CA 94025
Directions - Assessor-County Clerk-Recorder
555 County Center, Redwood City, CA 94063
Directions - Bayshore Community Center
450 Martin St, Daly City, CA 94014
Directions - Belle Haven Community Campus
100 Terminal Ave, Menlo Park, CA 94025
Directions - Belmont Public Library
1110 Alameda de las Pulgas, Belmont, CA 94002
Directions - Brisbane City Hall
50 Park Place, Brisbane, CA 94005
Directions - Burlingame City Hall
501 Primrose Rd, Burlingame, CA 94010
Directions - Burlingame Community Center
850 Burlingame Ave, Burlingame, CA 94010
Directions - Colma Town Hall
1198 El Camino Real, Colma, CA 94014
Directions - Community Activities Building
1400 Roosevelt Ave, Redwood City, CA 94061
Directions - Daly City City Hall
333 90th St, Daly City, CA 94015
Directions - David J. Chetcuti Community Room
450 Poplar Ave, Millbrae, CA 94030
Directions - East Palo Alto Academy
1050 Myrtle St, East Palo Alto, CA 94303
Directions - Emergency Operations Center
537 Kelly Ave, Half Moon Bay, CA 94019
Directions - Emergency Operations Center
610 Foster City Blvd, Foster City, CA 94404
Directions - Fair Oaks Community Center
2600 Middlefield Rd, Redwood City, CA 94063
Directions - Foster City Community Center, Wind Room
1000 E Hillsdale Blvd, Foster City, CA 94404
Directions - Half Moon Bay Airport
9850 Cabrillo Hwy, Half Moon Bay, CA 94019
Directions - Half Moon Bay Library
620 Correas St, Half Moon Bay, CA 94019
Directions - Hillsborough Town Hall
1600 Floribunda Ave, Hillsborough, CA 94010
Directions - Hilton Garden Inn San Mateo
2000 Bridgepointe Pkwy, San Mateo, CA 94404
Directions - La Honda Fire Brigade
8945 La Honda Rd, La Honda, CA 94020
Directions - La Honda-Pescadero USD
360 Butano Cutoff, Pescadero, CA 94060
Directions - Laureola Park Community Center
503 Old County Rd, San Carlos, CA 94070
Directions - Lewis & Joan Platt Family YMCA
550 Bell St, East Palo Alto, CA 94303
Directions - Lincoln Park Community Center
901 Brunswick St, Daly City, CA 94014
Directions - Menlo College
1000 El Camino Real, Atherton, CA 94027
Directions - MLK Community Center
725 Monte Diablo Ave, San Mateo, CA 94401
Directions - Notre Dame de Namur University
1500 Ralston Ave, Belmont, CA 94002
Directions - Pacelli Event Center
145 Lake Merced Blvd, Daly City, CA 94015
Directions - Pacifica Community Center
540 Crespi Dr, Pacifica, CA 94044
Directions - Pacifica Council Chambers
2212 Beach Blvd, Pacifica, CA 94044
Directions - Portola Valley Town Center
765 Portola Rd, Portola Valley, CA 94028
Directions - Recreation & Aquatic Center
251 City Park Way, San Bruno, CA 94066
Directions - Redwood City Public Library
1044 Middlefield Rd, Redwood City, CA 94063
Directions - Registration & Elections Division
40 Tower Rd, San Mateo, CA 94402
Directions - Roberta Cerri Teglia Center
601 Grand Ave, South San Francisco, CA 94080
Directions - San Carlos Library
610 Elm St, San Carlos, CA 94070
Directions - San Mateo City Hall
330 W 20th Ave, San Mateo, CA 94403
Directions - San Mateo County Office of Education
101 Twin Dolphin Dr, Redwood City, CA 94065
Directions - San Mateo Public Library
55 W 3rd Ave, San Mateo, CA 94402
Directions - San Mateo Wastewater Treatment Plant
2050 Detroit Dr, San Mateo, CA 94404
Directions - South San Francisco Public Library
901 Civic Campus Way, South San Francisco, CA 94080
Directions - St. Peter Church
700 Oddstad Blvd, Pacifica, CA 94044
Directions - University Place
1900 University Ave, Suite 108, East Palo Alto, CA 94303
Directions - War Memorial Community Center
6655 Mission St, Daly City, CA 94014
Directions - Woodside Fire Protection District,
3111 Woodside Rd, Woodside, CA 94062
Directions
San Mateo County early voting questions
Where can I vote early in San Mateo County?
At any of the 50 early voting sites on this page, from the California Secretary of State's list.
When does early voting start in San Mateo County?
Early voting in San Mateo County starts Monday, October 5, 2026 at the first sites to open. Some sites open later; each site's days are on this page.
When does early voting end in San Mateo County?
The last day of early voting in San Mateo County is Monday, November 2, 2026. Election Day is Tuesday, November 3.
What are the early voting hours in San Mateo County?
Hours differ by site and day. The most common hours are 9:00AM-5:00PM. Check the site you plan to use before you go.
Where do I vote on Election Day in San Mateo County?
In this Voter's Choice Act county you can vote at any vote center in the county. San Mateo County lists 50 Election Day vote centers on this page. Tuesday, November 3. Polls close at 8 p.m.; if you are in line by 8 p.m., you can vote.
Who can vote early in San Mateo County?
Any registered voter in San Mateo County. In California you can vote at any early voting location in your county (vote centers in Voter’s Choice Act counties). Same-day voter registration is offered where marked.
More for California voters
- California voting deadlines 2026: registration, mail ballots, early voting and Election Day.
- Every California early voting site we have.
- Who's on the California ballot.
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