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Missouri primary, runoff and general election dates

Missouri's next election is the Missouri 2026 general election on November 3, 2026. The Missouri primary is August 4, 2026 and the general election on November 3, 2026. 10 federal races are tracked in Missouri.

See the Missouri race hub →All state election dates →

Key dates

Registration deadlines, early voting windows and mail ballot deadlines for Missouri have not been published by the state election office for this cycle. We add them here as soon as they are official.

Past Missouri election dates (1)
  • August 4, 2026 — Missouri 2026 primary (primary)

Races on the Missouri ballot

All U.S. House electionsAll U.S. Senate elections

2025–2026 candidates in Missouri