Explore Pinole local geography, civic resources and voter guides, with dated official population and registration facts for Contra Costa County.
At a glance: Pinole is an incorporated city in Contra Costa County. Population: 18,891 (California Department of Finance estimate as of January 1, 2026). Registered voters: 12,569 (California Secretary of State, as of September 4, 2026).
Pinole connects a historic center near San Pablo Bay with neighborhoods extending inland along Pinole Valley. Pinole Creek links these settings, giving the city a geographic thread between hills and shoreline. Fernandez Park on Tennent Avenue provides a central gathering place near the older town center. Its gazebo and barbecue area are reservable through the city's recreation program. Pinole incorporated on June 25, 1903. It is a general-law municipality with council-manager government.
It is at 595 Tennent Avenue in Pinole.
Yes. The city accepts reservations for the gazebo and barbecue area under its facility rental rules.
Contra Costa County Elections provides voter registration and current ballot and voting-location information.
12,569 (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.