Register to Vote or Update Your Registration

The deadline to register to vote in an election is the fourth Wednesday prior to the election. If registering by mail, your voter registration must be postmarked on the fourth Wednesday prior to the election.

The voter registration qualifications in Missouri are as follows:

  • 17 ½ years of age to register, 18 years of age to vote
  • US Citizen
  • Missouri Resident

This form allows you to sign with your touch-enabled phone, tablet, or PC.