Election Information

Everything you need to register, confirm your status, and cast your vote in Cook County.

Next election

Tuesday, November 3, 2026

Polls are open across Cook County. Early voting and vote-by-mail options are available in advance.

Voter registration

Illinois online voter application

Check your registration

Confirm your status & address

Illinois State Board of Elections

Statewide voter services

Where you vote

Boards of election

Cook County has two election authorities. Use the Chicago Board if you live in the city; use the Cook County Clerk if you live in suburban Cook County.

Chicago Board of Elections

Residents of the City of Chicago

Cook County Clerk — Elections

Suburban Cook County voters

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