Online Voter Registration

SKIP THE LINES on Election Day, Register to Vote Online & Receive a Mail Ballot

Register to vote -or- view or update your existing record online: Secretary of State's website.
In order to register to vote, you must be:
  • U.S. Citizen
  • 18 years or older on or before election day
  • Completed form (form not required if Registering online at
  • Colorado resident for at least 22 days before the election

Register with a Paper Form

Colorado Voter Registration Form in English (For New Registrations & Existing Voters to Update)
Formulario de Registracion de Votante de Colorado En Español

Withdrawl of Colorado Voter Registration

Withdrawl of Colorado Voter Registration in English
Retiro de la Registracion de Votante en Español