Updated February 18, 2026. See election results and upcoming election dates and information, plus links to register to vote and check your status.
Upcoming election dates from the Cook County Clerk’s Office
March 17, 2026: Gubernatorial Primary Election
- March 1: Last day to register to vote by online application
- March 2: First day of early voting
- March 12: Last day to request a mail ballot, including military and overseas voters
- March 16: Last day of early voting
- March 17: Election Day; last day mail ballots can be postmarked
November 3, 2026: Gubernatorial Election
Register to vote
Register online, in person, or through the mail. Get started on the Cook County Clerk’s Office Voter Registration page.
Important dates
- March 1, 2026: Last day to register to vote by online application
To vote in Illinois
- You must be a United States Citizen.
- You must be at least 17 years old on or before the date of the Primary Election and turn 18 on or before the date of the General or Consolidated Election (16-year-olds may preregister to vote).
- You must live in your election precinct at least 30 days prior to Election Day.
- You must not be serving a sentence of confinement in any penal institution as a result of a conviction.
- You may not claim the right to vote anywhere else.
Source: Illinois Online Voter Application