Colorado Voting Guide
A task-focused dashboard for registration, deadlines, ID rules, ballot tools, and official election authority links for the 2026 midterms.
Not an official government website. Election laws and deadlines can change. Use this guide as a starting point, then confirm legally binding details with the official source links on this page.
State Voting Summary
In Colorado, the next general election is scheduled for November 3, 2026. To participate, voters must meet the following registration deadlines — online: 8 days before Election Day; mail: Must be postmarked 8 days before Election Day; in-person: Available up to and including on Election Day.
Early voting schedule: Whether Colorado offers early voting or in-person absentee depends on local rules. Consult Colorado Secretary of State Elections Division for the most accurate dates.. Absentee ballot request deadline: Request deadlines for mail ballots in Colorado can shift. Always check Colorado Secretary of State Elections Division for the exact cutoff date.. Ballot return deadline: Colorado Secretary of State Elections Division sets the official deadlines for returning your completed absentee ballot in Colorado..
ID requirement for Colorado: Colorado Secretary of State Elections Division outlines the strict voter ID requirements for Colorado. Be sure to bring a valid ID.. Always verify these dates and rules directly with the official Colorado election authority before Election Day.
Quick actions
Registration sourcevote.govPolling place sourcesos.state.co.usBallot information sourcesos.state.co.usCandidate information sourcesos.state.co.usVoter Registration
- Online
- 8 days before Election Day
- By mail
- Must be postmarked 8 days before Election Day
- In person
- Available up to and including on Election Day
- Eligibility
- U.S. citizen, resident of Colorado, and 18 by Election Day; confirm special circumstances with the official source.Verify at official source
Election Dates and Ballot Timing
General Election
November 3, 2026
Primary Election
June 30, 2026
- Primary
- June 30, 2026
- General
- November 3, 2026
- Early voting
- Whether Colorado offers early voting or in-person absentee depends on local rules. Consult Colorado Secretary of State Elections Division for the most accurate dates.Verify at official source
- Ballot request
- Request deadlines for mail ballots in Colorado can shift. Always check Colorado Secretary of State Elections Division for the exact cutoff date.Verify at official source
- Ballot return
- Colorado Secretary of State Elections Division sets the official deadlines for returning your completed absentee ballot in Colorado.Verify at official source
How to Vote and ID Rules
Accepted ID guidance
Colorado Secretary of State Elections Division outlines the strict voter ID requirements for Colorado. Be sure to bring a valid ID.
Verify at official sourceMail voting guidance
Mail-in ballot procedures in Colorado are detailed by Colorado Secretary of State Elections Division. Ensure you follow their exact rules so your vote counts.
Verify at official sourceEverything you need to prep and track your absentee ballot securely.
Envelopes
Stamps
Black/blue pens
Small file folder
Calendar/reminder planner
Address labels
Privacy roller stamp
As an Amazon Associate, we earn from qualifying purchases.
Ballot and Candidate Tools
Federal races: U.S. House and U.S. Senate.Verified official source
Statewide/local races: Statewide, legislative, judicial, and local offices vary by state and district; confirm your sample ballot with the official election authority.Verify at official source
Frequently Asked Questions
What is the voter registration deadline in Colorado for the 2026 midterms?
Vote.gov lists these registration timing rules for Colorado: online - 8 days before Election Day; by mail - Must be postmarked 8 days before Election Day; in person - Available up to and including on Election Day. Eligibility rules state: U.S. citizen, resident of Colorado, and 18 by Election Day; confirm special circumstances with the official source.. Check with Colorado Secretary of State Elections Division for full details.
When does early voting start in Colorado?
Primary dates are set for June 30, 2026. Regarding early voting: Whether Colorado offers early voting or in-person absentee depends on local rules. Consult Colorado Secretary of State Elections Division for the most accurate dates.
Do I need an ID to vote in Colorado?
You must confirm your specific situation. Colorado Secretary of State Elections Division outlines the strict voter ID requirements for Colorado. Be sure to bring a valid ID.
How do I request an absentee or mail ballot in Colorado?
Timing is critical for absentee voting. Request deadlines for mail ballots in Colorado can shift. Always check Colorado Secretary of State Elections Division for the exact cutoff date. Colorado Secretary of State Elections Division sets the official deadlines for returning your completed absentee ballot in Colorado. Mail-in ballot procedures in Colorado are detailed by Colorado Secretary of State Elections Division. Ensure you follow their exact rules so your vote counts.