Monroe County, Missouri
Your guide to voting in Monroe County, Missouri: registration, sample ballots, ID requirements and where to get local help. Home to about 8,890 people, Monroe County ranks 92nd in population among 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
Why does voting matter in Monroe County? Because every eligible voter here has exactly the same power at the ballot box: one vote. The next election for Monroe County voters is Missouri's state primary on August 8, 2028; local elections can come sooner, so check your local election office. Many Monroe County jobs are in manufacturing and retail, so decisions about manufacturing jobs and local businesses hit close to home.
About 4,380 people voted for president in Monroe County in 2024 (down about 2% from 4,480 in 2020). That equals roughly 62% of the county's estimated 7,100 adults, close to the statewide rate of about 61%.
Around 2,730 adults here did not vote for president. Some aren't eligible, yet the rest are untapped power: one more voter in every 20 of them would mean about 136 extra Monroe County ballots, enough to change the result in many close contests.
Covering about 648 square miles with roughly 14 people per square mile, Monroe County is the kind of rural community where a few dozen votes can settle a local election. The county is home to about 0.1% of Missouri's population.
ZIP codes in or partly in Monroe County include 63437, 63443, 63456, 63462, 63468, 65240, 65243 and 65258, 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
Questions about voting in Monroe 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 Monroe 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 Monroe 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 Monroe 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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