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Illinois voter registration guide

Illinois voter registration deadlines

  • Register to vote (online): Received by October 18, 2020
  • Register to vote (by mail): Received by October 6, 2020
  • Register to vote (in person): Received by November 3, 2020

Check your Illinois voter registration status

  • If you can't remember if you're registered to vote, or you want to make sure your information is correct, you can check your Illinois registration using the Illinois voter registration lookup tool.
  • If you're not registered to vote, or you need to update your voter registration information, follow the instructions below.

Illinois voter registration rules

To register in Illinois you must:

  • be a citizen of the United States
  • be a resident of Illinois and of your election precinct for at least 30 days before Election Day
  • be at least 18 years old by Election Day. If you are 17, you may vote in a primary if you will turn 18 by the general election
  • not be currently incarcerated for a felony
  • not claim the right to vote anywhere else

Register to vote online in Illinois

  • Illinois voters must include their Illinois driver's license number or state ID number, issue date of that ID, and the last 4 digits of their social security number with their online voter registration application.
  • Visit the Illinois online voter registration tool.
  • Fill out all the required fields.
  • You will be registered to vote as soon as you finish the workflow.
  • You should receive your voter registration card in the mail within 2-3 weeks. If not, you might want to follow up with your Local Election Office.
  • The deadline to register to vote online is received by October 18, 2020.

Register to vote by mail in Illinois

  1. Download and fill out the National Voter Registration Form.
  2. Box 6 - ID Number: Enter your Illinois driver’s license number. If you do not have a driver’s license, enter the last 4 digits of your social security number. If you don't have either number, please write “NONE” in this space.
  3. Box 7 - Choice of Party: Party registration or preference is not required for voter registration. However, when you apply for a primary ballot, you must indicate your party preference for that election.
  4. Box 8 - Race or Ethnic Group: Leave blank.
  5. Print, date, and sign the form. If you do not have a printer, you can print the form out at any local library. If you do not have a stamp, you can buy one from any grocery store: just ask the cashier to sell you one.
  6. Mail your voter registration form to the mailing address below. For faster delivery, send the form directly to your Local Election Office.
  7. Your voter registration form must be received by October 6, 2020

Register to vote in person in Illinois

  1. Contact your Local Election Office to find where to register to vote in person.
  2. Illinois voters must provide their Illinois driver's license number, state ID number, or the last four digits of their social security number with their voter registration application.

Local Election Office

Contact your Local Election Office if you have questions about Illinois voter registration.

Statewide election office

This is the statewide agency that is ultimately responsible for Illinois elections. You can contact them with questions, but your Local Election Office will probably respond faster.

State Board of Elections  
2329 S. MacArthur Boulevard  
Springfield, IL 62704