Register to Vote Online in Missouri

If you are registering for the first time, you should plan on showing identification when you vote:

A Missouri driver license that is nonexpired or expired after the date of the most recent general election;
A Missouri non-driver license that is nonexpired or expired after the date of the most recent general election;
A nonexpired military ID, including a veteran’s ID card;
A nonexpired United States passport; or
Another photo ID issued by the United States or the state of Missouri which is either not expired or expired after the date of the most recent general election.

Coronavirus Disease 2019 (COVID-19) in Missouri, Missouri Department of Health and Senior Services

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.

N/A

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 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.

State Election Website
Local Election Office: This is the government office responsible for running elections in your region. These are the best people to contact if you have any questions at all about voting in your state.
Find your polling place
Learn more about absentee voting
Learn more about voter ID
State Election Code