Colorado
Called for DR -19.4closes 9:00 pm ET
Called · 60% in · Hickenlooper +23
Safe D
Who's running
John HickenlooperDIncumbent
59.6%60% inWonJohn Hickenlooper, 74, has been a senator since 2021. Before that he was Colorado's governor for two terms and Denver's mayor for two terms. He says this will be his last Senate run.
What they say they'll do
- Senator since 2021
- Former governor and Denver mayor
- Beat a primary challenger 57% to 43%
Mark BaisleyR
36.4%60% inLostMark Baisley, 71, is a state senator from Woodland Park and a former state House member. He worked as an aerospace engineer. He dropped a run for governor in January 2026 to run for Senate.
What they say they'll do
- State senator since 2023
- Former aerospace engineer
- Raised about $77,000
The tea ☕
- Hickenlooper faced a primary challenge from the left by state Sen. Julie Gonzales. He declined to debate her, citing scheduling, and won 57% to 43%.
Sources
- https://en.wikipedia.org/wiki/2026_United_States_Senate_election_in_Colorado
- https://www.cpr.org/2026/06/30/colorado-us-senate-primary-election-2026-results/
- https://www.coloradopolitics.com/2026/10/02/mark-baisley-john-hickenlooper-us-senate/
- https://poliwave.com/us/senate
- https://www.270towin.com/poll-closing-times