San Mateo County, California

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Government Services

Driver's License & REAL ID

Requirements for REAL ID

Birth certificate
Passport
Social Security card
Two CA residency proofs
Name change documents
Current CA license

Visit DMV Website

Voter Registration

Registration Information

Registration Deadline: 30 days before
Polling Hours: 7AM-7PM

Early Voting

14-2 days before

Register to Vote

Government Offices

DMV Location

Address: 425 Marx St, San Mateo, California

Hours: Mon-Fri 8-5

Phone: (650) 368-2837

Vital Records Office

Address: 225 37th Ave, San Mateo, California

Hours: Mon-Fri 8:30-4:30

Phone: (650) 573-2395

County Map

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County Information

Population: 764,442
Median Household Income: $122,641
Land Area: 448.4 sq mi
Population Density: 1,704.8 per sq mi
County Seat: Redwood City

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