Last updated on September 2, 2016

If you are registering for the first time, you should plan on showing “proof of identification” the first time you vote. Proof of identification includes: (1) A current and valid photo identification or (2) A current utility bill, bank statement, government check, paycheck or government document that
shows your name and address.

Colorado voter registration deadlines

Election Day Registration:

You can register and cast a ballot after the official deadline by appearing in-person at a Voter Service and Polling Center during the Early Voting period or on Election Day. Contact your Local Election Official if you have any questions.

Colorado voter registration rules

To register in Colorado you must:

Colorado voter registration directions

  1. Use our Register to Vote Tool to fill out the National Voter Registration Form.
  2. Sign and date your form. This is very important!
  3. Mail or hand-deliver your completed form to the address we provide.
  4. Make sure you register before the voter registration deadline.

Helpful voting links

Frequently asked questions

Every person who shares helps us reach three more voters. mission statement builds technology that increases voter turnout. We're going to reach millions of voters this year. You can help.
Donate to