Updated February 25, 2026. See upcoming election dates and information about voting.
Vote in the March 17, 2026 primary election
Early voting at Oak Park Village Hall
March 2 through 16, Oak Park and Suburban Cook County voters can vote early at Village Hall, 123 Madison St.
- Open seven days a week
- Monday through Saturday: 9 am to 5 pm
- Sunday: 10 am to 4 pm on Sundays
See additional early voting sites and information from the Cook County Clerk’s Office.
Vote by mail
March 12 is the last day to request a mail ballot (including military and overseas voters).
- Request a mail ballot and learn more about voting by mail through the Cook County Clerk’s Office.
- Check your mail ballot status with the Cook County Clerk’s Office’s Your Voter Information tool.
March 17 is the last day mail ballots can be postmarked. However, because of a change to the way the U.S. Postal Service is now postmarking mail, the League of Women Voters of Oak Park and River Forest and other sources recommend:
- Requesting a manual postmark at a USPS service desk
- Depositing your mail ballot at a designated drop site during early voting in March
- Depositing your mail ballot at 69 W. Washington (outside box or 5th floor)
- Turning in your mail ballot on election day and instead voting in person
Vote on election day
On March 17, go to your assigned polling place to cast your vote.
- Find your polling place with the Cook County Clerk’s Office’s Your Voter Information tool.
- Please note: Oak Park Village Hall is not an election day precinct.
Important 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 your mail ballot can be postmarked
November 3, 2026: Gubernatorial Election
Register to vote
Register to vote online, in person, or through the mail.
Important dates
- March 1: 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 the day of the election.
- 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