Missouri

NOTE: If you are registering for the first time, you should plan on showing proof of identification when you vote. See the section on Voter ID Information for a list of acceptable forms of identification.

Missouri voter registration deadlines

• In Person: Received by the fourth Wednesday prior to Election Day before close of business.
• By Mail: Postmarked by the fourth Wednesday prior to Election Day.
• Online: Received by the fourth Wednesday before Election Day.
• Election Day Registration: Not Available.

Missouri voter registration rules

To register to vote in Missouri, you must:

• Be a United States Citizen
• Be a resident of Missouri
• Be at least 17.5 years of age (you must be 18 to vote)
• Not be on probation or parole after conviction of a felony, until finally discharged from such probation or parole
• Not be convicted of a felony or misdemeanor connected with a voting or election offense (unless fully pardoned)
• Not be adjudged incapacitated by any court of law
• Not be confined under a sentence of imprisonment

Missouri links for voting information

• Check Your Voter Registration
• Register to Vote
• State Election Website
• Local Election Office
• Polling Place Lookup
• Absentee Voting Information
• Voter ID Information
• State Election Code

Have a question? Check the F.A.Q..