Early and mail voting is underway in the Illinois primary. Don’t cast your ballot in ignorance. Square’s here to help—with a guide to voter guides.

■ Feb. 17: Last day for regular (paper) voter registration.
■ Feb. 18: First day of grace period for in-person voter registration and voting at election authority and early voting sites; continues through Election Day.
■ March 1: Last day for regular online voter registration.
■ March 12: Last day for your election authority to receive vote-by-mail applications.
■ March 17: Election Day—from 6 a.m. to 7 p.m.Be ready.
■ Learn how to vote in Illinois from Capitol News Illinois and WBEZ.
■ The League of Women Voters runs down the races at stake.
■ Register to vote in Chicago and suburban Cook County.
■ Outside Cook County? See your county’s website: DuPage, Lake, Will, Kane, McHenry, Kendall …
■ … or the Illinois State Board of Elections.
■ Outside Cook County? See your county’s website: DuPage, Lake, Will, Kane, McHenry, Kendall …
■ … or the Illinois State Board of Elections.
Be smart.
■ See what’s on your ballot, courtesy of the League of Women Voters.
■ Every item and race, explained: BallotReady and Ballotpedia.
■ Check out the Evanston Roundtable’s profiles of candidates in contested primaries for Congress and the General Assembly.
■ Read Senate candidates’ answers to a Capitol News Illinois questionnaire.
■ Consider endorsements from the Chicago Tribune (in a print-and-clip format here), the Girl, I Guess Progressive Voter Guide, the Chicago Federation of Labor, N’DIGO founder Hermene Hartman and veteran political strategist Don Rose.
■ Have questions for the candidates? WBEZ wants your suggestions here.
■ Slice through all those judicial races—46 candidates running for 29 vacancies in Cook County alone—with bar association ratings …
■ … and Injustice Watch’s judicial primary guide.
■ Columnist Ed McDevitt has scoured all that to call out judicial candidates rated as “Not Qualified” or “Not Recommended” by one or more bar associations.
Do it.
■ Trouble at your polling place? Call 866-OUR-VOTE.
Go beyond.
■ Get updates around the clock on the Square Bluesky page.
■ Be informed for every election. Sign up for Square email, sent to your inbox (free!) weekday mornings at 10.
■ If you’ve found this useful, you can help keep Square coming with a contribution—of as little as $1, just once.
This is a work in progress.
■ Spot a mistake? Know of another source that’ll help people vote smart? Email Voterguide@ChicagoPublicSquare.com.
