Colorado Election Dates and Deadlines
Welcome to the Colorado Election Dates and Deadlines listing from U.S. Vote Foundation.
Here you can find out when Colorado elections will be held at the local, state and federal election level. There are many different deadlines associated with Colorado elections, such as voter registration deadlines, absentee ballot request and ballot return deadlines, date ranges for early voting, and in-person voting options. No matter the type of election, or whether you are voting at home or voting from abroad, this service will provide you with comprehensive election dates and deadlines for your voting state of Colorado.
Colorado Federal and State Elections
Tue Nov 7, 2023 - Colorado State Constitution Amendment Election
Voter Registration Deadline
- At Registration Drive by
Mon Oct 16, 2023 - In the Mail by
Mon Oct 30, 2023 - Online by
Mon Oct 30, 2023 - Election Day Registration & Voting
Tue Nov 7, 2023 - In-Person, Received by
Tue Nov 7, 2023 7:00PM MST
Absentee Ballot Request Deadline
Not Necessary: All Elections in this State are Vote-by-MailAbsentee Ballot Return Deadline
- Email, Online or Fax by
Tue Nov 7, 2023 7:00PM MST - In-Person, Received by
Tue Nov 7, 2023 7:00PM MST - Postmarked by
Election Day and Received by Wed Nov 15, 2023 7:00PM MST
Early Voting Available
- Early Voting
From Mon Oct 23, 2023 to Mon Nov 6, 2023 - In-person Absentee Voting
From Mon Oct 30, 2023 to Mon Nov 6, 2023
Voters can contact their local election office (https://www.usvotefoundation.org/election-offices) to preview the wording of the two proposed state constitutional amendments that will be on the ballot.
Tue Mar 5, 2024 - Colorado Presidential Primary
Voter Registration Deadline
- At Registration Drive by
Mon Feb 12, 2024 - In the Mail by
Mon Feb 26, 2024 - Online by
Mon Feb 26, 2024 - Election Day Registration & Voting
Tue Mar 5, 2024 - In-Person, Received by
Tue Mar 5, 2024
Absentee Ballot Request Deadline
Not Necessary: All Elections in this State are Vote-by-MailAbsentee Ballot Return Deadline
- In-Person, Received by
Tue Mar 5, 2024 - Email, Online or Fax by
Tue Mar 5, 2024 7:00PM MST - Postmarked by
Election Day and Received by Wed Mar 13, 2024 7:00PM MDT
Early Voting Available
- In-person Absentee Voting
From Mon Feb 26, 2024 to Mon Mar 4, 2024 - Early Voting
From Mon Feb 19, 2024 to Mon Mar 4, 2024
Colorado Local Elections
Tue Nov 7, 2023 - Colorado Coordinated Elections
Voter Registration Deadline
- At Registration Drive by
Mon Oct 16, 2023 - In the Mail by
Mon Oct 30, 2023 - Online by
Mon Oct 30, 2023 - Election Day Registration & Voting
Tue Nov 7, 2023 - In-Person, Received by
Tue Nov 7, 2023 7:00PM MST
Absentee Ballot Request Deadline
Not Necessary: All Elections in this State are Vote-by-MailAbsentee Ballot Return Deadline
- Email, Online or Fax by
Tue Nov 7, 2023 7:00PM MST - In-Person, Received by
Tue Nov 7, 2023 7:00PM MST - Postmarked by
Election Day and Received by Wed Nov 15, 2023 7:00PM MST
Early Voting Available
- In-person Absentee Voting
From Mon Oct 30, 2023 to Mon Nov 6, 2023 - Early Voting
From Mon Oct 23, 2023 to Mon Nov 6, 2023
Tue Nov 7, 2023 - City of Aurora
Voter Registration Deadline
- At Registration Drive by
Mon Oct 16, 2023 - In the Mail by
Mon Oct 30, 2023 - Online by
Mon Oct 30, 2023 - Election Day Registration & Voting
Tue Nov 7, 2023 - In-Person, Received by
Tue Nov 7, 2023 7:00PM MST
Absentee Ballot Request Deadline
Not Necessary: All Elections in this State are Vote-by-MailAbsentee Ballot Return Deadline
- Email, Online or Fax by
Tue Nov 7, 2023 7:00PM MST - In-Person, Received by
Tue Nov 7, 2023 7:00PM MST - Postmarked by
Election Day and Received by Wed Nov 15, 2023 7:00PM MST
Early Voting Available
- Early Voting
From Mon Oct 23, 2023 to Mon Nov 6, 2023 - In-person Absentee Voting
From Mon Oct 30, 2023 to Mon Nov 6, 2023
The City of Aurora participates in Coordinated Elections with Arapahoe County, Adams County, and Douglas County.
Tue Nov 7, 2023 - City of Fort Collins
Voter Registration Deadline
- At Registration Drive by
Mon Oct 16, 2023 - In the Mail by
Mon Oct 30, 2023 - Online by
Mon Oct 30, 2023 - Election Day Registration & Voting
Tue Nov 7, 2023 - In-Person, Received by
Tue Nov 7, 2023 7:00PM MST
Absentee Ballot Request Deadline
Not Necessary: All Elections in this State are Vote-by-MailAbsentee Ballot Return Deadline
- Email, Online or Fax by
Tue Nov 7, 2023 7:00PM MST - In-Person, Received by
Tue Nov 7, 2023 7:00PM MST - Postmarked by
Election Day and Received by Wed Nov 15, 2023 7:00PM MST
Early Voting Available
- Early Voting
From Mon Oct 23, 2023 to Mon Nov 6, 2023 - In-person Absentee Voting
From Mon Oct 30, 2023 to Mon Nov 6, 2023
Colorado Federal and State Elections
Tue Nov 7, 2023 - Colorado State Constitution Amendment Election
Voter Registration Deadline
Received byTue Nov 7, 2023
Absentee Ballot Request Deadline
Request to Receive Blank Ballot by Mail byTue Oct 31, 2023
Absentee Ballot Return Deadline
- Email, Online or Fax by
Tue Nov 7, 2023 7:00PM MST - Postmarked by
Election Day and Received by Wed Nov 15, 2023
Tue Mar 5, 2024 - Colorado Presidential Primary
Voter Registration Deadline
Received byTue Mar 5, 2024
Absentee Ballot Request Deadline
Received byTue Feb 27, 2024
Absentee Ballot Return Deadline
- Email, Online or Fax by
Tue Mar 5, 2024 - Postmarked by
Election Day and Received by Wed Mar 13, 2024 7:00PM MDT
Colorado Local Elections
Tue Nov 7, 2023 - Colorado Coordinated Elections
Voter Registration Deadline
Received byTue Nov 7, 2023
Absentee Ballot Request Deadline
Request to Receive Blank Ballot by Mail byTue Oct 31, 2023
Absentee Ballot Return Deadline
- Email, Online or Fax by
Tue Nov 7, 2023 7:00PM MST - Postmarked by
Election Day and Received by Wed Nov 15, 2023
Tue Nov 7, 2023 - City of Aurora
Voter Registration Deadline
Received byTue Nov 7, 2023
Absentee Ballot Request Deadline
Request to Receive Blank Ballot by Mail byTue Oct 31, 2023
Absentee Ballot Return Deadline
- Email, Online or Fax by
Tue Nov 7, 2023 7:00PM MST - Postmarked by
Election Day and Received by Wed Nov 15, 2023 7:00PM MST
Tue Nov 7, 2023 - City of Fort Collins
Voter Registration Deadline
Received byTue Nov 7, 2023
Absentee Ballot Request Deadline
Request to Receive Blank Ballot by Mail byTue Oct 31, 2023
Absentee Ballot Return Deadline
- Email, Online or Fax by
Tue Nov 7, 2023 7:00PM MST - Postmarked by
Election Day and Received by Wed Nov 15, 2023 7:00PM MST
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