Sullivan County, Indiana
Voting in Sullivan County, Indiana? Find registration links, ID rules, early and absentee voting options and your sample ballot here. Home to about 20,800 people, Sullivan County ranks 69th in population among Indiana's 92 counties. In Indiana, the county clerk of the circuit court and the county voter registration office run elections.
Next Election
May 2, 2028
Voter Portal
Register Online
What's On My Ballot?
ID Requirements
Absentee / Early Voting
Registration Deadline
Register at least 29 days before an election.
Why Voting Matters
In Sullivan County, the people who show up to vote decide who represents everyone. The next election for Sullivan County voters is Indiana's primary election on May 2, 2028; local elections can come sooner, so check your local election office. Local work in retail and mining and energy means debates over local businesses directly affect Sullivan County families.
In the 2024 presidential election, about 8,790 ballots were cast in Sullivan County, down about 2% from 8,990 in 2020. With roughly 17,100 adults living in the county, that is around 52% of adult residents, close to the statewide rate of about 54%.
That means roughly 8,270 adult residents did not cast a presidential ballot. Some are not eligible, but many are, and that is a lot of untapped power. If just one in 20 of them voted, Sullivan County would add about 414 voices, more than enough to decide a close local race.
Sullivan County spans about 447 square miles of small towns and countryside, averaging roughly 46 people per square mile. The county is home to about 0.3% of Indiana's population.
ZIP codes in or partly in Sullivan County include 47438, 47528, 47561, 47578, 47838, 47848, 47849 and 47850, plus 7 more. Take two minutes to confirm your registration, preview your ballot with the links on this page, and decide when and how you will vote. Bring a neighbor along.
Voter Assistance Resources
Who runs elections in Sullivan County? In Indiana, the county clerk of the circuit court and the county voter registration office run elections. For registration, polling places, early voting and absentee ballots, contact the Sullivan County election office (circuit court clerk and voter registration office).
Statewide directory, IndianaVoters county election office lookup:
https://indianavoters.in.gov/CountyContact/Index
See your sample ballot. IndianaVoters (Who's on my ballot):
https://indianavoters.in.gov/
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 Sullivan 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 Indiana Disability Rights, Indiana's Protection and Advocacy agency, at (800) 622-4845. 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 Indiana 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 Sullivan 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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