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Primary Election ballots coming in June to Democratic and Republican voters

More than 211,000 active registered voters in Arapahoe County who are affiliated with the Democratic or Republican Party will receive a mail ballot for the June 28 Primary Election. Unaffiliated and third-party voters will not receive a ballot unless they affiliate with a major political party.

The Arapahoe County Clerk and Recorder’s Office will mail ballots beginning June 6 to active voters who are affiliated with a major party. Return your ballot with 47 cents postage, or deliver it to one of 26 drop-off locations by 7 p.m. on Election Day. For added convenience, Arapahoe County now offers 21 ballot boxes that are open 24-hours.

The Primary Election will determine which candidates will appear on the Nov. 8 General Election ballot to vie for local, state and congressional seats.There will not be a question for U.S. presidential candidates, because Colorado’s Democratic and Republican Parties have nominated delegates to support a presidential candidate through the caucus and convention process.

More than 119,000 voters in Arapahoe County may not vote in the Primary Election unless they affiliate with a major political party. This includes unaffiliated voters, and those registered with the American Constitution, Green, Libertarian and Unity parties.

  • If you currently are affiliated with a political party and wish to change your affiliation to the Democratic or Republican Party, you must do so by May 31 in order to vote in the Primary. Update your affiliation at or by visiting any Clerk and Recorder Branch.
  • If you are unaffiliated, you may declare an affiliation with a major party anytime through Election Day on June 28. Affiliate online at by June 20 to receive a mail ballot, or visit any Voter Service and Polling Center in the County after this date to vote in-person.

Four Voter Service and Polling Centers will operate June 20-28 in Aurora, Byers, Centennial and Littleton, where Arapahoe County citizens can register to vote, update voter registration, request a new or replacement ballot, or vote on one of the County’s new accessible voting tablets.

Visit to view a sample ballot and candidate information, find your nearest ballot box or Voter Service and Polling Center, update voter registration, or track your mail ballot. For more information, please contact Arapahoe County Elections at 303-795-4511 and follow @ArapahoeClerk on Twitter and ArapahoeVotes on Facebook.

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