Colorado Voters to Decide 2026 Senate and House Races
State residents will cast ballots for U.S. Senate and 2nd Congressional District representatives in 2026.
Updated on Oct. 27, 2026 in Elections

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Colorado voters will participate in the 2026 midterm elections to determine the state's representatives for the U.S. Senate and the 2nd Congressional District. Candidates from several political parties are set to appear on the ballot to represent the state across its 64 counties.
Why it matters
These midterm contests determine who will represent the interests of Colorado in Washington D.C. for the upcoming legislative cycle.
The ballot features candidates from the Democratic, Republican, Libertarian, Approval Voting, Colorado Forward, and Unity parties. This election encompasses all 64 counties in Colorado and the specific boundaries of the 2nd Congressional District.
The players
Joe Neguse
He is the Democratic candidate for the 2nd Congressional District who has served three terms in the U.S. House of Representatives.
John Hickenlooper
He is the Democratic candidate for the U.S. Senate seat currently representing Colorado in the chamber.
Mark Baisley
He is the Republican candidate for the U.S. Senate seat who has been a resident of Colorado for 37 years.
Kelley Dennison
She is the Republican candidate running for the 2nd Congressional District seat.
Gaylon Kent
He is the Libertarian Party candidate running to represent the 2nd Congressional District.
The details
Voters will select from a crowded field of candidates for the U.S. Senate seat, including Democrat John Hickenlooper, Republican Mark Baisley, and others. The 2nd Congressional District race includes Democratic candidate Joe Neguse alongside Republican challenger Kelley Dennison and Libertarian Gaylon Kent.
Timeline
The 2026 midterm elections for U.S. Senate and House seats will take place throughout 2026.
Political Context
Opponents often challenge incumbent records, such as those of multi-term House members, by citing different approaches to federal spending and regional development. These campaigns frequently highlight partisan differences in policy priorities that reflect broader national ideological divisions.
These elections directly impact which representatives will vote on federal legislation affecting Colorado tax brackets and local infrastructure funding. Residents should verify their registration status to ensure they can participate in the 2026 midterm process.
The takeaway
Voters should review candidate platforms for both the Senate and 2nd Congressional District races to understand how each party proposes to address regional concerns. Tracking specific candidate debates will provide clarity on their legislative priorities before the midterm election date.
Further reading
For more information on the upcoming state ballot, visit Colorado Elections.
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