Explore San Pablo local geography, civic resources and voter guides, with dated official population and registration facts for Contra Costa County.
At a glance: San Pablo is an incorporated city in Contra Costa County. Population: 31,468 (California Department of Finance estimate as of January 1, 2026). Registered voters: 13,180 (California Secretary of State, as of September 4, 2026).
San Pablo is a compact inland city in western Contra Costa County, closely surrounded by Richmond and neighboring urban communities. San Pablo Avenue and the local creek valleys organize a landscape of established neighborhoods and commercial corridors. The San Pablo Community Center on Road 20 provides space for local programs and gatherings. Its Community Hall includes meeting space, a commercial kitchen, and facilities available through the city's rental process. San Pablo incorporated on April 27, 1948. It is a general-law city with council-manager government.
It is at 2450 Road 20, at the San Pablo Community Center.
Yes. The city publishes application packets, a layout, and resident and nonresident rental categories.
No. San Pablo is in Contra Costa County; use Contra Costa County Elections.
13,180 (California Secretary of State, as of September 4, 2026).
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