Knox County, Missouri
Your guide to voting in Knox County, Missouri: registration, sample ballots, ID requirements and where to get local help. Home to about 3,740 people, Knox County is one of the least populous of Missouri's 115 counties. In Missouri, elections are run by local election authorities: the county clerk in most counties, or a board of election commissioners in several cities and counties.
Next Election
August 8, 2028
Voter Portal
Register Online
What's On My Ballot?
ID Requirements
Absentee / Early Voting
Registration Deadline
Register by the fourth Wednesday before an election.
Why Voting Matters
Every eligible adult in Knox County, Missouri 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 Missouri's state primary on August 8, 2028; local elections can come sooner, so check your local election office. With retail and manufacturing among the county's biggest employers, issues like local businesses are decided by the officials voters choose.
In the 2024 presidential election, about 1,810 ballots were cast in Knox County, down about 2% from 1,850 in 2020. With roughly 2,920 adults living in the county, that is around 62% of adult residents, close to the statewide rate of about 61%.
Put another way, about 1,110 adults in Knox County sat that election out. Not all of them can vote, but if even 5% of them did, that would be roughly 55 more ballots, often more than the margin in races for local councils, school boards, the legislature or Congress.
Knox County is rural, with about 7.4 people per square mile across 504 square miles, so every vote carries extra weight in local races.
ZIP codes in or partly in Knox County include 63446, 63458, 63460, 63530, 63531, 63537 and 63547. 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
Local election help in Knox County: In Missouri, elections are run by local election authorities: the county clerk in most counties, or a board of election commissioners in several cities and counties. For registration, polling places, early voting and absentee ballots, contact the Knox County local election authority (county clerk or board of election commissioners).
Statewide directory, Missouri Secretary of State elections division:
https://www.sos.mo.gov/elections/
See your sample ballot. Missouri Secretary of State elections division (voter lookup shows sample ballots):
https://www.sos.mo.gov/elections/
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 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 Missouri Protection & Advocacy, Missouri's Protection and Advocacy agency, at (573) 893-3333. 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 Missouri 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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