Last updated on March 10, 2020

If you are registering for the first time, you should plan on showing "proof of identification" the first time you vote. Proof of identification includes: (1) A current and valid photo identification or (2) A current utility bill, bank statement, government check, paycheck or government document that shows your name and address.

Missouri voter registration deadlines

  • In Person: 27 days before Election Day.
  • By Mail: Postmarked 27 days before Election Day.
  • Online: 27 days before Election Day.

Election Day Registration:


Missouri voter registration rules

To vote in Missouri you must:
  • be a citizen of the United States
  • be a resident of Missouri
  • be at least 17‑1/2 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 the right of suffrage
  • not be adjudged incapacitated by any court of law
  • not be confined under a sentence of imprisonment

Missouri voter registration directions

  1. Use our Register to Vote Tool to fill out the National Voter Registration Form.
  2. Sign and date your form. This is very important!
  3. Mail or hand-deliver your completed form to the address we provide.
  4. Make sure you register before the voter registration deadline.