PRIMARY ELECTIONS STATE BY STATE

Colorado

Primaries:

  • Congressional and state primaries: open partisan w/ partisan registration
  • Presidential primaries: open

Registration:

  • As of 2016, Colorado has an open primary for presidential, federal, and state elections.
  • 29% of registered voters in Colorado are unaffiliated or Independent.

Details of voting in congressional and state primary elections:

State partner:

Let Colorado Vote

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