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Register to vote in Missouri

How to register to vote in Missouri

This article describes how to register to vote in Missouri. Missouri offers online voter registration. You can register to vote by mail in Missouri by printing a copy of the National Voter Registration Form, filling it out, and mailing it to your local election office. You can also register to vote in person if you prefer.

Register to vote in Missouri In-person

Who can vote

  • To register in Missouri you must be a citizen of the United States and  be a resident of Missouri
  • Must be at least 17-1/2 years of age (you must be 18 to vote)
  • Moreover, not be on probation or parole after conviction of a felony, until finally discharged from such probation or parole
  • And, not be convicted of a felony or misdemeanor connected with the right of suffrage
  • Or, be adjudged incapacitated by any court of law
  • Not be confined under a sentence of imprisonment

Register to vote in Missouri Online 

  • Missouri offers online voter registration.
  • You should know: Missouri requires that you use a tablet, mobile device, or other touchscreen device to register online to vote. Boone County voters will need to click through to the county’s separate registration site.
  • You can register online until Wednesday, October 10.

Register to vote in Missouri by-mail voter registration

  1. Print and fill out the National Voter Registration Form.
  2. Box 6 – ID Number: Your completed voter registration form must contain your Missouri-issued driver’s license number. Your completed voter registration form must also include the last four digits of your Social Security number (Section 115.155, RSMo). If you do not have a driver’s license or a Social Security number, please write “NONE” on the form. A unique identifying number will be assigned by the State. Any electronic media, printouts or mailing labels provided under this section shall not include telephone numbers and Social Security numbers of voters (Section 115.157, RSMo).
  3. Box 7 – Choice of Party: Missouri does NOT require that you register with a party to participate in partisan primary elections.
  4. Box 8 – Race or Ethnic Group: Leave blank.
  5. Review the “Who can vote?” section above and check that you’re eligible.
  6. Sign the form.
  7. Send the completed form to your local election official. To register by mail, the form must be received by Wednesday, October 10.

Military and overseas voters Register to vote in Missouri

Active-duty military, their families, and voters living outside the US can register to vote and request their absentee ballot using the Federal Post Card Application (FPCA). To do so:

  1. Fill out the Federal Post Card Application (FPCA), or download a copy. Your election official may have questions, so please provide an email address or phone number where they can reach you.
  2. Send the application to your election official.
  3. It is never too early to submit an FPCA! Please do so as soon as possible. You can look up recommended mailing dates by country and region.
  4. When your ballot arrives, read it carefully and follow the instructions to complete it and return it.
  5. States begin mailing absentee ballots at least 45 days before Election Day. If you haven’t received your ballot by 30 days before Election Day, contact your local election office.

If after submitting your FPCA, your ballot does not arrive, contact your election official first. Then:

  • You can still vote using the Federal Write-In Absentee Ballot (FWAB). Print, sign, and mail your FWAB to your local election office.
  • If you mail a FWAB and then receive your regular absentee ballot, you should complete and mail your absentee ballot also. Election officials will ensure that only one ballot is counted.

The Federal Voting Assistance Program – offers additional information on military and overseas voting in Missouri.

Check your voter registration status

You can look up your voter registration record and verify that your information is correct using Missouri’s voter registration lookup tool.

Dates and deadlines

  • Election day is Tuesday, November 6.
  • The deadline to register online is Wednesday, October 10. By mail is Wednesday, October 10. And, in person is Wednesday, October 10.

Click here to view How to Register to Vote in Other States.

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