Colorado Congressional Delegation: 8 Representatives, 2 Senators

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Last updated: 2026-07-05

House Delegation

8

U.S. Representatives

4 Democrats, 4 Republicans

Senate Delegation

2

U.S. Senators

2 Democrats

State Highlights

  • Diana DeGette is Colorado's longest-serving current member of Congress — in office since 1997 (29 years total).
  • In the 2024 presidential election, Harris carried Colorado by 11.0 points.
  • John Hickenlooper is on the ballot for re-election in 2026.

Colorado has 8 representatives in the U.S. House. Colorado is represented by 2 U.S. Senators: John Hickenlooper (Democratic) and Michael Bennet (Democratic). Senators serve 6-year terms and representatives serve 2-year terms — see term end dates and election timing for each seat below.

Learn more about congressional term lengths, the Senate class schedule, or the upcoming 2026 election cycle.

Up for Election in 2026

John Hickenlooper (Democratic) is up for re-election in 2026. All 8 Colorado U.S. House seats are also on the ballot, since House terms are 2 years.

Senators

Up 2026

Democratic • Class 2

Term ends: January 3, 2027

164 days remaining

Democratic • Class 3

Term ends: January 3, 2029

895 days remaining

Representatives

8 total

District 1 • Democratic

Term ends: January 3, 2027

164 days remaining

District 2 • Democratic

Term ends: January 3, 2027

164 days remaining

District 3 • Republican

Term ends: January 3, 2027

164 days remaining

District 4 • Republican

Term ends: January 3, 2027

164 days remaining

District 5 • Republican

Term ends: January 3, 2027

164 days remaining

District 6 • Democratic

Term ends: January 3, 2027

164 days remaining

District 7 • Democratic

Term ends: January 3, 2027

164 days remaining

District 8 • Republican

Term ends: January 3, 2027

164 days remaining