Incumbent Democrat John Hickenlooper holds a commanding position in the 2026 Colorado Senate race due to the state's partisan lean, his established fundraising edge exceeding $10 million, and a June primary victory over progressive challenger Julie Gonzales that unified party support. Republican nominee Mark Baisley, a state senator who advanced unopposed after switching from a gubernatorial bid, faces limited resources and visibility in a contest rated Safe or Solid Democratic by multiple forecasters. The November 3 general election timeline leaves room for late developments such as shifts in national sentiment or candidate-specific events to influence outcomes, though current trader consensus reflects the structural advantages favoring the incumbent.
Experimental AI-generated summary referencing Polymarket data. This is not trading advice and plays no role in how this market resolves. · UpdatedColorado Senate Election Winner
$48,482 Vol.
$48,482 Vol.

John Hickenlooper (D)
96%

Mark Baisley (R)
3%
$48,482 Vol.
$48,482 Vol.

John Hickenlooper (D)
96%

Mark Baisley (R)
3%
A candidate shall be considered to represent a party in the event that he or she is the nominee of the party in question. Candidates other than the Democratic or Republican nominee (e.g., Greens, Libertarian, independent) may be added at a later date.
Candidates who run as independents will not be encompassed by the “Democrat” or “Republican” options regardless of any affiliation they may have with the party.
The candidates may be named in the contract for the convenience of traders. In the event that any named candidate is replaced as the nominee of their respective party prior to election day, the name in the contract will be updated and the market will resolve based on the replacement nominee of the party.
The resolution source for this market is the Associated Press, Fox News, and NBC. This market will resolve once all three sources call the race for the same candidate. If all three sources haven’t called the race in this state for the same candidate, this market will resolve based on the official certification.
Market Opened: Oct 13, 2025, 5:35 PM ET
Resolver
0x2f5e3684c...A candidate shall be considered to represent a party in the event that he or she is the nominee of the party in question. Candidates other than the Democratic or Republican nominee (e.g., Greens, Libertarian, independent) may be added at a later date.
Candidates who run as independents will not be encompassed by the “Democrat” or “Republican” options regardless of any affiliation they may have with the party.
The candidates may be named in the contract for the convenience of traders. In the event that any named candidate is replaced as the nominee of their respective party prior to election day, the name in the contract will be updated and the market will resolve based on the replacement nominee of the party.
The resolution source for this market is the Associated Press, Fox News, and NBC. This market will resolve once all three sources call the race for the same candidate. If all three sources haven’t called the race in this state for the same candidate, this market will resolve based on the official certification.
Resolver
0x2f5e3684c...Incumbent Democrat John Hickenlooper holds a commanding position in the 2026 Colorado Senate race due to the state's partisan lean, his established fundraising edge exceeding $10 million, and a June primary victory over progressive challenger Julie Gonzales that unified party support. Republican nominee Mark Baisley, a state senator who advanced unopposed after switching from a gubernatorial bid, faces limited resources and visibility in a contest rated Safe or Solid Democratic by multiple forecasters. The November 3 general election timeline leaves room for late developments such as shifts in national sentiment or candidate-specific events to influence outcomes, though current trader consensus reflects the structural advantages favoring the incumbent.
Experimental AI-generated summary referencing Polymarket data. This is not trading advice and plays no role in how this market resolves. · Updated



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