Maine - Open Primaries
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Primary Elections State By State



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


Primary Type Definitions



  • Voters may or may not choose to affiliate with a political party, however, affiliation with a party is required to vote in primary elections.
  • 37% of Maine voters are not enrolled in a political party.


Details of voting in congressional and state primary elections:

  • Voters must affiliate with a party in order to vote in that party's primary.
  • "Unenrolled" voters may register with a party on primary day to vote in that party's primary. 
  • Any affiliated voter who wishes to change party enrollment must do so at least 15 days before the primary election.
  • A voter may change party enrollment again after 3 months from the date on which the voter last changed parties. 
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published this page in Primaries by State 2015-06-10 13:24:44 -0400