Marion County, Illinois
Marion County, Illinois voter information: how to register, check your status, see your sample ballot and contact your local election office. Home to about 36,400 people, Marion County ranks 37th in population among Illinois's 102 counties. In Illinois, elections are run by local election authorities: usually the county clerk, or a board of election commissioners in some cities and counties.
Next Election
March 21, 2028
Voter Portal
Register Online
What's On My Ballot?
ID Requirements
Absentee / Early Voting
Registration Deadline
Register by mail at least 28 days before an election or online until 16 days before; grace-period and same-day registration are also available in person through Election Day.
Why Voting Matters
Voting is how Marion County residents shape the decisions made in their name. The next election for Marion County voters is Illinois's general primary on March 21, 2028; local elections can come sooner, so check your local election office. Many Marion County jobs are in manufacturing and health care, so decisions about manufacturing jobs and health care costs hit close to home.
In the 2024 presidential election, about 16,800 ballots were cast in Marion County, down about 4% from 17,500 in 2020. With roughly 28,500 adults living in the county, that is around 59% of adult residents, above the statewide rate of about 56%.
Put another way, about 11,700 adults in Marion County sat that election out. Not all of them can vote, but if even 5% of them did, that would be roughly 587 more ballots, often more than the margin in races for local councils, school boards, the legislature or Congress.
With about 64 residents per square mile over 572 square miles, Marion County is a place where neighbors often know their local officials. The county is home to about 0.3% of Illinois's population.
ZIP codes in or partly in Marion County include 62250, 62801, 62807, 62830, 62838, 62849, 62851 and 62853, plus 10 more. Confirm your registration, read through your sample ballot before Election Day, and choose whether you will vote early, by mail or in person. Invite someone you know in Marion County to join you.
Voter Assistance Resources
Local election help in Marion County: In Illinois, elections are run by local election authorities: usually the county clerk, or a board of election commissioners in some cities and counties. For registration, polling places, early voting and absentee ballots, contact the Marion County election authority (county clerk or board of election commissioners).
Statewide directory, Illinois State Board of Elections' election authorities list:
https://www.elections.il.gov/electionoperations/ElectionAuthorities.aspx
See your sample ballot. Illinois election authorities list (your local election authority posts sample ballots):
https://www.elections.il.gov/electionoperations/ElectionAuthorities.aspx
You can also preview a personalized ballot at Vote411.org.
To ask a question or report a problem at the polls, call or text Election Protection at 866-OUR-VOTE (866-687-8683), a free nonpartisan hotline. For help in Spanish call 888-VE-Y-VOTA (888-839-8682); for Asian languages call 888-API-VOTE (888-274-8683).
Voters with disabilities in Marion County can ask for an accessible voting machine, curbside voting where offered, and help from a person of their choice. If you run into barriers, contact Equip for Equality, Illinois's Protection and Advocacy agency, at (800) 537-2632. VoteRiders (844-338-8743) offers free help with voter ID.
Need a ride? Many local transit agencies and ride services offer free or discounted rides to the polls on Election Day, so check what is available before the next election. See our Illinois voter page for statewide options. Details can change, so confirm with the official election office.
Military and overseas voters can get help from the Federal Voting Assistance Program at 1-800-438-VOTE (8683) or fvap.gov.
Sign up to be an election worker
Election workers (often called poll workers) keep voting running smoothly in Marion County. Most are paid for their time, get free training, and help their neighbors cast their ballots. You can work a full day, a shorter shift, or help before Election Day. County and municipal election offices recruit and train their own workers, and the EAC's Help America Vote page links to yours. Find out how to sign up:
https://www.eac.gov/help-america-vote
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