Vote Clock

Colorado county election offices: all 64 counties

Find your county below for its election office's address and phone, as the Colorado Secretary of State, Roster of County Clerks and Recorders lists them.

Colorado voting dates

DateWhat
Fri, Oct 2Ballots start going out
Counties mail ballots to all active voters from October 2 to 9. source
Mon, Oct 19, 8:00 AMVoter service centers open
Voter Service and Polling Centers open Oct 19 for in-person voting and registration. source
Mon, Oct 26Register and still get a mail ballot
Register or update by Oct 26 to be mailed a ballot. After that, register and get your ballot in person at a Voter Service and Polling Center. source
Tue, Nov 3, 7:00 PMElection Day: polling centers open 7:00 a.m. to 7:00 p.m.
If you’re in line by 7:00 p.m., you can vote. source
Tue, Nov 3, 7:00 PMRegister and vote in person
Register and vote at a Voter Service and Polling Center through Election Day. source
Tue, Nov 3, 7:00 PMReturn your ballot
Your ballot must be received by 7 p.m. on Election Day; postmarks don't count. source

More for Colorado voters

Office details are from the Colorado Secretary of State, Roster of County Clerks and Recorders (checked October 14, 2026). Dates are Colorado's, each linked to its source. Call the office before you go.