The 2026 Missouri State House Primary Elections will be held on August 4, 2026, to nominate candidates for the Missouri House of Representatives. All 163 seats in the state House are up for election, with primaries determining which candidates advance to the general election in November.
The 2026 Missouri State House Primary Elections will be held on August 4, 2026, to nominate candidates for the Missouri House of Representatives. All 163 seats in the state House are up for election, with primaries determining which candidates advance to the general election in November.
To vote in Missouri, residents must register by July 6, 2026, either online, by mail, or in person at their local election authority. On Election Day, voters must present a valid photo ID such as a Missouri driver’s license, passport, or military ID; early voting is available from July 22 to August 1, 2026, at designated locations.