The 2026 United States Senate election in Arkansas will be held on November 3, 2026, to elect a member of the United States Senate to represent the state of Arkansas. Republican incumbent Tom Cotton is seeking a third term. He is being challenged by Democratic farmer Hallie Shoffner.
Primary elections were held on March 3, 2026. Facing minimal opposition, Cotton won the Republican nomination with 81.6% of the vote. Shoffner won the Democratic nomination with 78.3% of the vote over Lewisville mayor Ethan Dunbar.
Democrats have not won a Senate election in Arkansas since 2008.
Contents
Republican primary
Candidates
Tom Cotton, incumbent U.S. senator (2015–present)
Jeb Little, state trooper
Micah Ashby, pastor
Democratic primary
Candidates
Hallie Shoffner, farmer and entrepreneur
Ethan Dunbar, mayor of Lewisville (2019–present)
James Russell, small business owner and candidate for governor in 2022 (running for U.S. House)
Libertarian primary
Candidates
Jeff Wadlin, strategy consultant
General election
Polling
Aggregate polls