Missouri Election Dates and Deadlines

Welcome to the Missouri Election Dates and Deadlines listing from U.S. Vote Foundation.

Here you can find out when Missouri elections will be held at the local, state and federal election level. There are many different deadlines associated with Missouri elections, such as voter registration deadlines, absentee ballot request and ballot return deadlines, date ranges for early voting, and in-person voting options. No matter the type of election, or whether you are voting at home or voting from abroad, this service will provide you with comprehensive election dates and deadlines for your voting state of Missouri.

U.S. Domestic Voters
Overseas & Military Voters

Missouri Federal and State Elections

Sat Mar 2, 2024 - Missouri Republican Presidential Caucus

Voter Registration Deadline

None on Record

Absentee Ballot Request Deadline

None on Record

Absentee Ballot Return Deadline

None on Record

Early Voting Available

None on Record

Sat Mar 23, 2024 - Missouri Democratic Presidential Primary

Voter Registration Deadline

Received by
Wed Feb 21, 2024

Absentee Ballot Request Deadline

Received by
Tue Mar 12, 2024

Absentee Ballot Return Deadline

Sat Mar 23, 2024 10:00AM CDT

Early Voting Available

None on Record

Registered Democrats may vote by mail or in-person.

Polls for in-person voting will be open only from 8 AM until noon on Saturday, March 23rd.

Voters registered as Democrats by January 22, 2024, will automatically receive their ballot in the mail.

Ballots will be available for request beginning February 1st via the Missouri Democrat Party’s Website with distribution beginning on Feb 17th. This request period will close on March 12.

Ballots must be returned to the Missouri Democratic Party by 10 AM on March 23, 2024.

Tue Aug 6, 2024 - Missouri State Primary

Voter Registration Deadline

Wed Jul 10, 2024 5:00PM
In Person Request by
Fri Aug 2, 2024 5:00PM (For Discharged Military, Returned from deployment or activation or Overseas citizen returning from employment with proof)

Absentee Ballot Request Deadline

Post Received by
Wed Jul 24, 2024 5:00PM
Email or Fax by
Wed Jul 24, 2024 5:00PM
In-Person Request by
Mon Aug 5, 2024 5:00PM

Absentee Ballot Return Deadline

Tue Aug 6, 2024 7:00PM

Early Voting Available

In-person Absentee Voting
In-Person absentee voting with excuse

From Tue Jun 25, 2024 to Mon Aug 5, 2024
In-person Absentee Voting
In-Person absentee voting without excuse

From Tue Jul 23, 2024 to Mon Aug 5, 2024

Tue Nov 5, 2024 - Missouri General Election

Voter Registration Deadline

Wed Oct 16, 2024 5:00PM
In Person Request by
Fri Nov 1, 2024 5:00PM (For Discharged Military, Returned from deployment or activation or Overseas citizen returning from employment with proof)

Absentee Ballot Request Deadline

Post Received by
Wed Oct 23, 2024 5:00PM
Email or Fax by
Wed Oct 23, 2024 5:00PM
In-Person Request by
Mon Nov 4, 2024 5:00PM

Absentee Ballot Return Deadline

Tue Nov 5, 2024 7:00PM

Early Voting Available

In-person Absentee Voting
In-Person absentee voting without excuse

From Tue Oct 22, 2024 to Mon Nov 4, 2024
In-person Absentee Voting
In-Person absentee voting with excuse

From Wed Sep 18, 2024 to Mon Nov 4, 2024

Missouri Local Elections

Tue Feb 6, 2024 - Missouri Primary Bond Elections

Voter Registration Deadline

Wed Jan 10, 2024 5:00PM CST
Postmarked by
Wed Jan 10, 2024

Absentee Ballot Request Deadline

Tue Jan 24, 2023 5:00PM CST
Received by
Tue Jan 24, 2023

Absentee Ballot Return Deadline

Tue Feb 6, 2024 7:00PM CST

Early Voting Available

None on Record

Check with your Local Election Office for more information about any elections that may be held in your area on this date.

Missouri Federal and State Elections

Sat Mar 2, 2024 - Missouri Republican Presidential Caucus

Voter Registration Deadline

None on Record

Absentee Ballot Request Deadline

None on Record

Absentee Ballot Return Deadline

None on Record

Sat Mar 23, 2024 - Missouri Democratic Presidential Primary

Voter Registration Deadline

Received by

All Overseas/Military

Wed Feb 21, 2024

Absentee Ballot Request Deadline

Received by
Tue Mar 12, 2024 5:00PM CDT

Absentee Ballot Return Deadline

Sat Mar 23, 2024 10:00AM CDT

Tue Aug 6, 2024 - Missouri State Primary

Voter Registration Deadline

Received by
All Overseas/Military

Tue Jul 9, 2024 5:00PM
In Person Request by
Fri Aug 9, 2024 (For Discharged Military, Returned from deployment or activation or Overseas citizen returning from employment with proof)

Absentee Ballot Request Deadline

Received by
Fri Aug 2, 2024 5:00PM

Absentee Ballot Return Deadline

Fri Aug 9, 2024

Tue Nov 5, 2024 - Missouri General Election

Voter Registration Deadline

Received by
All Overseas/Military

Tue Oct 8, 2024 5:00PM
In Person Request by
Fri Nov 1, 2024 (For Discharged Military, Returned from deployment or activation or Overseas citizen returning from employment with proof)