Colorado | Voting Guide
Registration Deadlines and Election Dates
Voter Registration Deadline: By mail or online: 8 days before Election Day
You may register after the 8th day before Election Day and on Election Day itself in person at a Voter Service and Polling Center in your county.
All active registered voters receive a ballot by mail.
Presidential Primary Election Registration Deadline: February 24
Presidential Primary Election: March 3
Primary Election (Other Offices) Registration Deadline: June 22
Primary Election (Other Offices): June 30
General Election Registration Deadline by mail or online: October 26
General Election: November 3
Official Election Websites
More election information: www.govotecolorado.com
More voter information:
Online voter registration: https://www.sos.state.co.us/voter/pages/pub/olvr/verifyNewVoter.xhtml
Mail-in voter registration: https://www.sos.state.co.us/pubs/elections/vote/VoterRegFormEnglish.pdf
Register at School or Home
Students have a choice about where to register to vote.
Students attending college may register at their campus address or choose to remain registered or register at their permanent or home address.
You may only be registered and vote in one location.
What Type of ID Do I Need to Register?
If you register online, you must provide a valid Colorado driver’s license or ID number. If you register by mail, Colorado’s voter registration form asks for either your Colorado driver’s license or ID number, or the last four digits of your Social Security Number. Be sure to provide one of these numbers if you have it.
What Type of ID Do I Need to Vote?
The following are acceptable forms of ID:
A valid Colorado driver’s license or state identification card
A valid U.S. passport
A valid U.S. government or Colorado government employee identification card with a photograph
A valid pilot’s license issued by the Federal Aviation Administration or other authorized U.S. agency
A valid U.S. military identification card with a photograph
A copy of a current (within the last 60 days) utility bill, bank statement, government check, paycheck, or other government document that shows your name and address
A certificate of Degree of Indian or Alaskan Native Blood
A valid Medicare or Medicaid card
A certified copy of your U.S. birth certificate
Certified documentation of naturalization
A valid student ID card with a photograph issued by a Colorado institute of higher education
A valid veteran ID card with a photograph issued by the U.S. Department of Veterans Affairs
A valid ID card issued by a federally recognized tribal government certifying tribal membership
Verification that a voter is a resident of a group residential facility
Verification that a person is confined to human and health services and eligible to vote
Written correspondence from a county sheriff indicating that a voter is confined to a county jail or detention facility
If you show ID that has an address on it, the address must be in Colorado, but it does not have to match your voter registration.
If you try to register to vote on Election Day, but do not have ID, you may vote a provisional ballot.
See more information at https://www.sos.state.co.us/pubs/elections/vote/acceptableFormsOfID.html
Where Do I Vote?
Make a plan. Look up your voting site and hours at: www.govotecolorado.com
How Can I Vote?
If you are an active voter or you registered to vote at least 8 days prior to Election Day, you will receive a mail ballot.
Local election officials will mail ballots to active voters no later than 18 days before the election.
Completed ballots must be received by the county clerk’s office or dropped off at a Voter Service and Polling Center or designated drop-off location by 7 p.m. on Election Day.
Early In Person
Colorado voters may go to a Voter Service and Polling Center before Election Day and drop off their mail ballot or request and cast a replacement ballot.
You must have a valid ID to vote in person.
You must have a valid ID to vote in person (see above).
Voting sites will be open from 7 a.m. to 7 p.m. on Election Day. If you are in line by the closing time then you must be allowed to vote.
Registering to Vote Does Not Affect Your:
Federal Financial Aid
Where you register to vote will not affect federal financial aid such as Pell Grants, Perkins or Stafford loans, or your dependency status for FAFSA
Status as a Dependent on Your Parents’ Taxes
Being registered to vote at a different address from your parents does not prevent them from claiming you as a dependent on their taxes
Being deemed out-of-state for tuition purposes does not prevent you from choosing to register to vote in your campus community
Will registering to vote in Colorado affect my driver’s license or car registration?
Yes. If you register to vote in Colorado, you are also a resident for motor vehicle registration purposes and will need to obtain a Colorado driver’s license and register your car with the Colorado Division of Motor Vehicles.
Fair Elections Center and Campus Vote Project intend the information contained herein to be used only as a general guide. This document should not be used as a substitute for consultation with a licensed Colorado legal professional.
Last updated September 2020