Colorado Election Information

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Registration Information


The deadline to register vote in Colorado is: postmarked 29 days before the election.


You may register and vote in Colorado if you:

  • Will be 18 years of age or older at the time of the next election,
  • Are a United States citizen, 
  • Have resided in the state and precinct thirty days prior to the election, and
  • Your voter registration form must be dropped off or postmarked by the deadline

Register to vote now!

To check the status of your voter registration, click here.

When can I vote in Colorado?


Early Voting Information

In-person early voting available? Yes
By mail early voting available? Yes

How:

Early voting is available between the Monday 15 days before the election, and the Friday before the election. Please contact your County Elections Office to find out where and when to go to cast a ballot.

Any eligible voter may elect to vote by Mail-In (or Absentee) Ballot either permanently or for just the current year. You can request a Mail-In ballot online, or they can be obtained in person at the County Clerk's Office until close of business on the Friday before the election. Absentee ballots must be received by the County Clerk no later than 7:00pm on Election Day.  

Postmarks do not count!  You can return your ballot by mail or you can return it to a designated Voter Service Center or Drop Off location in your county.


Voting Hours on Election Day

The polls are open from:

7:00am to 7:00pm


Please contact your state election office for additional voting information, or click here to learn more about voting absentee in your state.

Where do I vote?


Find out here.
For more information, contact your state election office.

What do you need to bring?


All voters who vote at the polls must provide identification. If you are voting by mail for the first time, you may also need to provide a photocopy of your identification.  

**Please note a Social Security number (or last four digits) is not a legal form of identification for voting in person. Additionally, if any form of identification listed below shows your address, that address must be in the state of Colorado to be valid.

Acceptable forms of identification include:

  • A valid Colorado driver’s license
  • A valid identification card issued by the Department of Revenue
  • A valid U.S. passport
  • A valid employee identification card with a photograph of the eligible elector issued by any branch, department, agency, or entity of the United States government or of this state, or by any county, municipality, board, authority, or other political subdivision of this state
  • A valid pilot’s license issued by the federal aviation administration or other authorized agency of the United States
  • A valid U.S. military identification card with a photograph of the eligible elector
  • A copy of a current utility bill, bank statement, government check, paycheck, or other government document that shows the name and address of the elector
  • A valid Medicare or Medicaid card issued by the Centers for Medicare and Medicaid Services
  • A certified copy of a U.S. birth certificate for the elector issued in the United States
  • Certified documentation of naturalization
  • A valid student identification card with a photograph of the eligible elector issued by an institute of higher education in Colorado.
  • A valid veteran identification card issued by the United States department of veterans affairs veterans health administration with a photograph of the eligible elector.
  • A valid identification card issued by a federally recognized tribal government certifying tribal membership.

For more information, contact your state election office.

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