Incumbent Democratic Sen. Jeff Merkley, seeking a fourth term after his 2020 victory with 56.9% of the vote, commands trader consensus at 92.5% implied probability in Oregon's safely blue U.S. Senate race, reflecting the state's partisan lean—Kamala Harris carried it by 14 points in 2024—and Merkley's incumbency advantages amid a weak Republican field with no standout challenger. No major developments have shifted dynamics in the past 30 days, leaving structural factors dominant ahead of the May 19 primaries. While commanding, odds could move on a surprise GOP primary upset, national midterm wave favoring Republicans, late scandal or health event impacting Merkley, or shifts in key voting blocs like independents, though historical precedents in Solid Democratic seats suggest low upset risk.
Resumen experimental generado por IA con datos de Polymarket. Esto no es asesoramiento de trading y no influye en cómo se resuelve este mercado. · ActualizadoGanador de las elecciones al Senado de Oregón
Ganador de las elecciones al Senado de Oregón

Demócrata
92%

Republicano
8%

Demócrata
92%

Republicano
8%
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.
Mercado abierto: Oct 13, 2025, 5:04 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 Democratic Sen. Jeff Merkley, seeking a fourth term after his 2020 victory with 56.9% of the vote, commands trader consensus at 92.5% implied probability in Oregon's safely blue U.S. Senate race, reflecting the state's partisan lean—Kamala Harris carried it by 14 points in 2024—and Merkley's incumbency advantages amid a weak Republican field with no standout challenger. No major developments have shifted dynamics in the past 30 days, leaving structural factors dominant ahead of the May 19 primaries. While commanding, odds could move on a surprise GOP primary upset, national midterm wave favoring Republicans, late scandal or health event impacting Merkley, or shifts in key voting blocs like independents, though historical precedents in Solid Democratic seats suggest low upset risk.
Resumen experimental generado por IA con datos de Polymarket. Esto no es asesoramiento de trading y no influye en cómo se resuelve este mercado. · Actualizado
Cuidado con los enlaces externos.
Cuidado con los enlaces externos.
Preguntas frecuentes