Knox County, Indiana
Voting in Knox County, Indiana? Find registration links, ID rules, early and absentee voting options and your sample ballot here. Home to about 35,900 people, Knox County ranks 44th 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
Every eligible adult in Knox County, Indiana holds the same power on Election Day: one vote that counts exactly as much as anyone else's. The next election for Knox 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 health care and manufacturing means debates over health care costs directly affect Knox County families.
About 15,100 people voted for president in Knox County in 2024 (down about 6% from 16,000 in 2020). That equals roughly 53% of the county's estimated 28,400 adults, close to the statewide rate of about 54%.
That means roughly 13,300 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, Knox County would add about 665 voices, more than enough to decide a close local race.
Knox County spans about 516 square miles of small towns and countryside, averaging roughly 70 people per square mile. The county is home to about 0.5% of Indiana's population.
ZIP codes in or partly in Knox County include 47512, 47516, 47524, 47528, 47535, 47557, 47561 and 47573, plus 5 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 Knox County to join you.
Voter Assistance Resources
Who runs elections in Knox 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 Knox 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.
Free, nonpartisan help is available before and on every Election Day: call or text the Election Protection hotline at 866-OUR-VOTE (866-687-8683). Spanish: 888-VE-Y-VOTA (888-839-8682). Asian languages: 888-API-VOTE (888-274-8683).
Voters with disabilities in Knox 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 Knox 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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