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Colorado primary, runoff and general election dates

Colorado's next election is the Colorado 2026 general election on November 3, 2026. The Colorado primary is June 30, 2026 and the general election on November 3, 2026. 9 federal races are tracked in Colorado.

See the Colorado race hub →All state election dates →

Key dates

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

Past Colorado election dates (1)
  • June 30, 2026 — Colorado 2026 primary (primary)

Races on the Colorado ballot

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

2025–2026 candidates in Colorado