Incumbent Republican Sen. Roger Marshall's strong reelection filing in January, bolstered by $4.8 million cash on hand and endorsements like Donald Trump's, drives trader consensus at 77% for a GOP Kansas Senate win, reflecting the state's unbroken Republican hold since 1932 and Solid Republican ratings from Cook Political Report and others. Prominent pastor Adam Hamilton's April 30 announcement to enter the crowded Democratic primary—after January Tavern Research polls showed him trailing Marshall 46-54% as a Democrat but hypothetically leading 51-49% as an independent—has not shifted odds, underscoring fundraising gaps and historical GOP dominance in this safe seat. Primaries on August 4 could consolidate the fragmented Democratic field.
Experimental AI-generated summary referencing Polymarket data. This is not trading advice and plays no role in how this market resolves. · Updated$22,061 Vol.
$22,061 Vol.

Republican
77%

Democrat
22%
$22,061 Vol.
$22,061 Vol.

Republican
77%

Democrat
22%
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 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, 5:28 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 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 Republican Sen. Roger Marshall's strong reelection filing in January, bolstered by $4.8 million cash on hand and endorsements like Donald Trump's, drives trader consensus at 77% for a GOP Kansas Senate win, reflecting the state's unbroken Republican hold since 1932 and Solid Republican ratings from Cook Political Report and others. Prominent pastor Adam Hamilton's April 30 announcement to enter the crowded Democratic primary—after January Tavern Research polls showed him trailing Marshall 46-54% as a Democrat but hypothetically leading 51-49% as an independent—has not shifted odds, underscoring fundraising gaps and historical GOP dominance in this safe seat. Primaries on August 4 could consolidate the fragmented Democratic field.
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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