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How to vote in Colorado

Get registered

Check your registration statusRegister to vote in ColoradoPre-register to vote (ages 13-17)

Get informed

Sign up for election remindersContact your local election office

Plan your vote

Request your Colorado absentee or mail-in ballotFind out where to vote

Follow up

Track your Colorado ballot

On this page

Key deadlines in Colorado

Voter registration deadlines

  • Online: 8 days before Election Day
  • By mail: Received by 8 days before Election Day
  • In person: Election Day (via same-day registration)

Absentee ballot request deadlines

Absentee ballot return deadlines

Voting dates

Colorado voter registration guide

Colorado absentee and mail ballot guide

Colorado voting guide

Your election officials in Colorado

External resources