Idaho's strong Republican tilt, reinforced by the state's consistent voting patterns and Donald Trump's 36-point margin in the 2024 presidential election, underpins trader consensus that the GOP nominee will prevail in the November 2026 Senate race. Incumbent Jim Risch secured the Republican nomination in the May 2026 primary with 67 percent of the vote against limited opposition, while the Democratic primary winner later withdrew, leaving an independent former state representative as the primary challenger. Recent polling averages show Risch ahead by roughly 30 points or more. High barriers to an upset include Idaho's limited swing electorate and the incumbent's established fundraising and organizational edge. Late developments that could narrow the gap would require a significant scandal, health-related withdrawal by Risch, or an unprecedented national political realignment within the final months before Election Day.
Experimentelle KI-generierte Zusammenfassung mit Polymarket-Daten. Dies ist keine Handelsberatung und spielt keine Rolle bei der Auflösung dieses Marktes. · Aktualisiert$28,675 Vol.
$28,675 Vol.

Republikaner
96%

Demokrat
5%
$28,675 Vol.
$28,675 Vol.

Republikaner
96%

Demokrat
5%
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.
Markt eröffnet: 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 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...Idaho's strong Republican tilt, reinforced by the state's consistent voting patterns and Donald Trump's 36-point margin in the 2024 presidential election, underpins trader consensus that the GOP nominee will prevail in the November 2026 Senate race. Incumbent Jim Risch secured the Republican nomination in the May 2026 primary with 67 percent of the vote against limited opposition, while the Democratic primary winner later withdrew, leaving an independent former state representative as the primary challenger. Recent polling averages show Risch ahead by roughly 30 points or more. High barriers to an upset include Idaho's limited swing electorate and the incumbent's established fundraising and organizational edge. Late developments that could narrow the gap would require a significant scandal, health-related withdrawal by Risch, or an unprecedented national political realignment within the final months before Election Day.
Experimentelle KI-generierte Zusammenfassung mit Polymarket-Daten. Dies ist keine Handelsberatung und spielt keine Rolle bei der Auflösung dieses Marktes. · Aktualisiert


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