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Get Out The Vote!

It’s primary season! Grab your ballots and see below for important dates and information on voting.

We want you to have all the information you need to register and vote in Colorado this June. Below is a list of important dates and information on how you can fulfill your civic duty and make your voice heard!

Important dates:

  • Starting on Monday, June 8th, every Coloradan who is registered to vote at their current address will begin receiving a ballot in the mail.
  • Monday, June 22nd is the last day for an individual to submit a voter registration application and still receive a ballot in the mail for the June 30th Primary Election. Voters can still register in-person through election day.
  • Tuesday, June 23rd is the last day to mail your ballot in order for it to be counted and received in time for the election. Postmarks will not count!
  • Tuesday, June 30th is Election Day. Polls are open 7:00 a.m. to 7:00 p.m. All ballots must be received by the county clerk by 7:00 p.m.

Information on how to vote:

  • You can return your ballot by mail OR drop it at any dropbox. To find a dropbox near you, visit You may also choose to vote or register to vote in person. You can do both of these at your closest Voter Service and Polling Center (find one by clicking here). Don’t forget, Coloradans can still register in-person through election day! You can make sure that you are registered to vote at your current address or register to vote for the first time by visiting


  • What if I’m an unaffiliated voter, do I get to vote on both ballots? If you are an unaffiliated voter, you will receive both a democratic and a republican ballot. You can only vote and return ONE ballot. If you mark and return both ballots, they will all be rejected and your vote will not count.
  • What should I do if I do not receive my mail ballot or make a mistake, damage, or lose my mail ballot? You may request a replacement mail ballot from your county clerk. You may also vote in-person at a voter service and polling center.

Just Vote! Colorado Election Protection is a non-partisan voter assistance project and is not affiliated with or promoting any party, candidate, or ballot issue. Just Vote! Colorado is not affiliated with or responsible for the content of this piece.