Voting in
Colorado
Your Voting Cheat Sheet
Colorado is a vote-by-mail state where every registered voter automatically receives a ballot in the mail. Voters can also visit voter service and polling centers in person. Same-day registration is available at voter service centers through Election Day.
Upcoming Elections in Colorado
2026 Federal Midterm General Election
The 2026 midterm general election determines control of Congress and numerous governorships. All 435 U.S. House seats, approximately 33-34 U.S. Senate seats, and 36 governorships are on the ballot.
- • U.S. Senate (33-34 seats)
- • U.S. House of Representatives (all 435 seats)
- • Gubernatorial races (36 states)
- +3 more
Registration Deadlines
Quick Facts
Voter ID Requirements
Colorado requires ID to vote. Acceptable forms include a Colorado driver's license, passport, or a copy of a utility bill, bank statement, or government document showing your name and address.
Early Voting
Early voting is not available in Colorado.
Absentee / Mail-In Voting
Election Day Polling Hours
7:00 AM - 7:00 PM
Election Day: November 3, 2026
Key Facts
- Colorado is an all vote-by-mail state; every registered voter gets a mailed ballot
- Voter service and polling centers are available for in-person voting and registration
- Same-day voter registration is available through Election Day
- Ballots can be returned by mail, at drop boxes, or at voter service centers
- A wide range of ID types is accepted, including utility bills and bank statements
Official Resources
Find Your Polling Place
Enter your address to find your specific polling location and see what's on your ballot.
Lookup NowGet Colorado Election Reminders
We'll email you before registration deadlines and elections in Colorado.
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