Register to vote online at GoVoteColorado.gov or print and complete the paper voter registration form and return it to us by mail, email or fax. All active registered voters will automatically receive a mail ballot in every election. There is no requirement in Colorado to apply for an absentee ballot.
16 and 17 year-olds are eligible to pre-register to vote in Colorado.
Update or view your voter registration online and change your address or political party affiliation. Or if you prefer, you may print and complete the paper registration form and return it to us. (Please note, if you have previously requested 'confidential status,' you will not be able to view your voter registration online and must use the paper form.)
Register to vote as a UOCAVA voter if you are a military service member or his/her dependents absent from the state because of active duty, or a citizen living overseas.
Will you be out of town during election season? Whether you are a college student, snowbird or simply going on vacation, you can update the mailing address on your voter registration in order to receive your mail ballot in another town, state or country. Remember to change it again after you return! (Note, your residential address must still be in Arapahoe County.) All active registered voters will automatically receive a mail ballot in every election. There is no requirement in Colorado to apply for an absentee ballot.
If you need to change your name after marriage, divorce or another life event, please print and complete the paper registration form with your new legal name and return it to us at the address below. Sorry, Colorado does not allow voters to change their name online.
If you are moving out of Colorado, please withdraw your voter registration online or complete the paper withdrawal form and return it to us at the address below. A voter may not cast ballots in two states.
Some information in your voter registration is considered public record. You may request confidential status in some circumstances.
If your family member has passed away, you may cancel their voter registration by sending a signed letter or submitting the Cancellation of Registration of Deceased Family Member form to the Clerk and Recorder's Office in the county where they lived. If submitting a letter, please include your deceased family member's full name, date of birth, and address.
Use our Registered Voter Search to find your precinct number, and view a list of your federal, state and local districts and a list of your elected officials.
For more information about voter registration requirements and deadlines: