Explore Livermore local geography, civic resources and voter guides, with dated official population and registration facts for Alameda County.
At a glance: Livermore is an incorporated city in Alameda County. Population: 86,118 (California Department of Finance estimate as of January 1, 2026). Registered voters: 58,568 (California Secretary of State, as of September 4, 2026).
Livermore occupies the eastern Tri-Valley, where a developed downtown and neighborhoods meet vineyards, grasslands, and the hills approaching the Altamont. Its inland setting gives it a different landscape from Alameda County's bayside cities. The Civic Center Library on South Livermore Avenue is a major municipal resource with library collections, study space, and public services. Its position near City Hall and the police station places it within a broader civic-services cluster. Livermore incorporated on April 1, 1876. It is a general-law city with council-manager government.
It is at 1188 South Livermore Avenue, near College Avenue.
No. Livermore operates its own municipal public library system.
The Alameda County Registrar of Voters provides registration, ballot, and voting-location services.
58,568 (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.