Early Voting Begins Across Illinois for 2026 Primary

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Early voting for the March 17, 2026 primary election has begun across most of Illinois, with Chicago and suburban Cook County offering early voting starting in mid-February. Capitol News Illinois has launched its 2026 Election Guide to provide voters with key information on registration, voting locations, and mail-in ballots.

Why it matters

With high voter turnout expected for the 2026 election cycle, ensuring voters are informed and able to easily access the polls is crucial for the democratic process. The 2026 Election Guide aims to empower Illinois residents to participate in the upcoming primary and general elections.

The details

Voters in most Illinois counties can cast their ballots starting February 5, while early voting in Chicago and suburban Cook County begins between February 12 and March 2, depending on location. Voters must present at least one form of valid ID, and two if registering in-person. Mail-in ballots will also be available, with the last day to request one being March 12. Polls will be open from 6am to 7pm on Election Day, March 17.

• Early voting begins on February 5 across most of Illinois.
• Early voting in Chicago and suburban Cook County starts between February 12 and March 2.
• The last day to request a mail-in ballot is March 12.
• Election Day is March 17, with polls open from 6am to 7pm.

What’s next

Voters can access the 2026 Election Guide on the Capitol News Illinois website to find information on registration, early voting locations and hours, and mail-in ballot requests.