Voter Registration in Missouri
Prior to participating in Missouri elections, you must register to vote with the Missouri Secretary of State (SOS) at your local election authority (also called county clerk or board of elections offices.)
You can also obtain a voter registration form and register to vote through the Missouri Department of Revenue (DOR) when you apply for a driver's license.
Voter Eligibility in Missouri
You must meet the following requirements to qualify for voter registration in Missouri:
- Be a U.S. citizen.
- Be at least 17 1/2 years old to register, and 18 years old by Election Day.
- Be a resident of Missouri.
- NOT be:
- On parole or probation due to a felony conviction.
- Convicted of a felony related to voting or the right of suffrage.
- Imprisoned or confined due to a criminal sentence.
Find all the information you need to finish your moving requirements with the DMV.
Register to Vote in Missouri
In Missouri, you can register to vote by mail and in person.
Once your application is process, you'll receive confirmation within 7 days.
NOTE: You can also submit voter registration in person at your local Missouri DOR office while renewing or applying for a driver's license or ID card.
Certain eligible voters can request an absentee ballot from their local election authority by submitting a Request for Missouri Absentee Ballot. The voter registration procedure outlined above will still apply.
MO Military & Overseas Voters
If you are currently an active member of the military out of state or a U.S. citizen living abroad, you can process your voter registration through the Federal Voting Assistance Program.
Registering through this program allows you to request your absentee ballots for all federal elections for the year.
Just submit a completed Voter Registration and Absentee Ballot Request Federal Post Card Application (FPCA) (Form 76) to your local elections office.
NOTE: You will need to re-register every year that you are out of state or overseas.
Deadline to Register to Vote in MO
In Missouri, you must register to vote by the 4th Wednesday before the next election to be eligible to participate in it. If you don't register by this time, you won't be able to vote until the following election.
NOTE: If you will be out of state for the election but would still like to vote, you must request an absentee ballot by 5 p.m. on the Wednesday before the election date.
Change Your Voter Name or Address
If you move to an address within the same county, you can update your voter registration information on or before Election Day at your new polling place.
NOTE: If you move outside of your current election jurisdiction and fail to update your voter registration information before the registration deadline, you will NOT be able to vote in that election.
Missouri Voter ID Laws
When you visit the polling booth on the day of the election, you must present 1 document to prove your identity, such as your:
- Missouri driver's license or non-driver ID card.
- U.S. passport.
- A copy of your current utility bill, bank statement, or paycheck.
For a more comprehensive list of acceptable identification documents, please visit the Secretary of State website.