Oklahoma - Open Primaries
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Primary Elections State By State

OKLAHOMA

Oklahoma.gifPrimaries:

  • Democratic congressional and state primaries: mixed
  • Republican congressional and state primaries: closed
  • Democratic Presidential primary: mixed
  • Republican Presidential primary: closed

 

Primary Type Definitions

 

Registration:

  • Voters may or may not choose to affiliate with a political party, however, affiliation with a party is required to vote in Republican primary elections. Independent voters may vote in the Democratic primaries.
  • 13% of Oklahoma voters are registered as independent.

 

Details of voting in congressional and state primary elections:

  • Independent voters may vote in the Democratic Party primaries but voters must affiliate with the Republican party to vote in the Republican Party's primary.
  • Voters cannot change party affiliation between April 1 and August 31 in even-numbered years.