46% of 18-29 year olds voted in Missouri in 2020*

*Source CIRCLE- Youth Voting and Civic Engagement in America

Your voter registration application must be received on or by October 6, 2021, to vote in the 2021 Municipal General Election.

Missouri will hold General Elections on November 2, 2021.

Check Registration Status

Check your Missouri voter registration status here.


In order to register to vote, you must be a U.S. citizen, a resident of Missouri, and at least 17 1/2 years of age.

  • College students do have a choice of whether they want to vote in Missouri or vote in their home state. You may only be registered and vote at one location.
  • In order to vote, you must be registered to vote in the jurisdiction of the person’s domicile prior to the election; cannot be imprisoned; cannot be on probation or parole after conviction of a felony; cannot have been convicted of a felony or misdemeanor connected to voting, and cannot have been declared incapacitated.


The deadline to register to vote in Missouri for the General Election (November 2, 2021) is October 6, 2021.

Voter Registration Process

In Missouri, you may register to vote online, in-person, by mailing in a printable application, or by requesting an application be mailed to your desired address.

  • Further voter registration information for Missouri can be found here.

This page was last updated on August 9, 2021.

Questions? Contact us here.

Vote-By-Mail Practices

In Missouri, you must have a reason to be eligible to vote by mail. Eligible reasons to apply for an absentee ballot can be found here. Click here to access Missouri’s absentee voting application.

  • The deadline for your application for an absentee ballot to be recieved by the election authority is 5pm on July 21, 2021 for the Primary and October 20, 2021 for the General Election.
  • Your mail-in absentee ballot must be received by the election authority by the closing of the polls at 7pm on Election Day.
  • Further absentee voting information for Missouri is listed here.
  • Voters requesting an absentee ballot by mail who have registered by mail and have not yet voted in person are required to submit a copy of their personal identification unless they provided a copy with their registration application.

Early Voting

Missouri does not offer early voting.

Poll Finder

Locate your polling place here.

Election Day Practices

On Election Day, the polls are open 6am-7pm.

  • At the polls, you must present a valid form of photo or non-photo ID. Acceptable forms of ID can be found here. If you do not have a form of photo ID or forget to bring one on Election Day, you can still cast a provisional ballot.
  • Further Missouri voting information is listed here.

This page was last updated on August 9, 2021.

Questions? Contact us here.