The 2026 Missouri Gubernatorial Primary Election will be held on August 4, 2026, to select the Democratic and Republican nominees for Governor of Missouri. The winner of each party's primary will advance to the general election on November 3, 2026, to compete for the state's highest executive office.
The 2026 Missouri Gubernatorial Primary Election will be held on August 4, 2026, to select the Democratic and Republican nominees for Governor of Missouri. The winner of each party's primary will advance to the general election on November 3, 2026, to compete for the state's highest executive office.
Missouri residents must register to vote by July 6, 2026, either online, by mail, or in person at their local election authority. Voters can cast ballots early in person from July 22 to August 2, 2026, or on Election Day at their assigned polling place; a valid photo ID is required to vote in Missouri.