Oakland Slate Mailers & Voter Guides

Explore Oakland local geography, civic resources and voter guides, with dated official population and registration facts for Alameda County.

At a glance: Oakland is an incorporated city in Alameda County. Population: 429,591 (California Department of Finance estimate as of January 1, 2026). Registered voters: 255,989 (California Secretary of State, as of September 4, 2026).

Key facts: Oakland

Oakland extends from a major working port and bayfront neighborhoods to wooded East Bay ridges. Downtown and Lake Merritt occupy a central position within a city whose flatlands, commercial corridors, and hills have markedly different physical settings. Lakeside Park and its Garden Center provide public gardens, gathering spaces, and recreation beside Lake Merritt. The Garden Center supports events and volunteer activity near the Sailboat House and Children's Fairyland. Oakland incorporated on May 4, 1852, and is a charter city. Its mayor-council form includes a city administrator responsible for municipal administration; it should not be described simply as a council-manager city.

Questions & answers

Where is the Lakeside Park Garden Center?

It is inside Lakeside Park near Lake Merritt, across from the lake, Sailboat House, and Children's Fairyland.

Can groups reserve Garden Center rooms?

Yes. The city publishes room descriptions and directs reservations through its central reservations team.

Where do Oakland voters obtain official election information?

Use the Alameda County Registrar of Voters for registration, ballots, and voting locations, and the city for municipal filing information.

How many registered voters are in Oakland?

255,989 (California Secretary of State, as of September 4, 2026).

Official civic resources

Sources

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CA Slates began with shared voter guides in 2012 and expanded into its current publication family and connected program.