Explore San Bruno local geography, civic resources and voter guides, with dated official population and registration facts for San Mateo County.
At a glance: San Bruno is an incorporated city in San Mateo County. Population: 42,411 (California Department of Finance estimate as of January 1, 2026). Registered voters: 25,749 (California Secretary of State, as of September 4, 2026).
San Bruno stretches from the airport-facing lowlands into the hills west of El Camino Real. San Mateo Avenue supplies a traditional commercial spine, while rail stations and nearby regional highways connect the city to the wider Peninsula. San Bruno City Park and the Recreation and Aquatic Center form a substantial recreation destination. San Bruno Public Library supplies learning resources and public programs near the municipal center. San Bruno incorporated on December 23, 1914. It is a general-law city with a council-manager government, rather than a subdivision of neighboring San Francisco or South San Francisco. Its incorporation date is recorded in the county's city profile.
It is at 251 City Park Way, within the City Park recreation area. Check the city for pool and program schedules.
No. They are separate incorporated municipalities with separate city governments.
San Mateo County elections handles registration and voting services; San Bruno's city clerk handles municipal election records.
25,749 (California Secretary of State, as of September 4, 2026).
CA Slates began with shared voter guides in 2012 and expanded into its current publication family and connected program.