Missouri primary election

August 6, 2024

Election type: primary
Region: Missouri
Description: Missouri statewide primary

Visit Ballotpedia.org(Opens in a new window) to learn what you're voting on this election.

Key deadlines in Missouri

Voter registration deadlines

Online: 27 days before Election Day
By mail: Postmarked by 27 days before Election Day
In person: 27 days before Election Day

Absentee ballot request deadlines

By mail: Received by 13 days before Election Day
In person: 1 day before Election Day

Absentee ballot return deadlines

By mail: Received by Election Day
In person: Received by Election Day

Voting dates

Early voting starts: 14 days before Election Day
Early voting ends: 1 day before Election Day
Election Day: August 6, 2024

Questions about voting in Missouri

When is Election Day?

Can I vote early?

Where do I vote?

What type of ID do I need to show when I vote?

Can I use my student ID as identification when voting?

Can I have a ballot mailed to me?

I have a ballot. How do I return it?

How do I know if I'm registered to vote?

Can I register to vote on Election Day?

I've moved. Do I have to update my registration?

How do I vote if I'm in the military or overseas?

What if I have other questions?