Mike Rounds Republican
U.S. Senator since 2015
Heavy favoriterating
A clear, nonpartisan rundown of the candidates and races South Dakota voters will decide in the 2026 midterms, with where each candidate stands and how competitive the race is.
Sen. Mike Rounds seeks a third term. Democratic nominee Julian Beaudion withdrew on Aug. 4.
U.S. Senator since 2015
Navy and Air Force veteran; 2022 Democratic Senate nominee, running as an independent
Gov. Larry Rhoden, who took office in 2025 when Kristi Noem resigned, seeks a full term. Independent Allison Renville is also on the ballot.
Governor of South Dakota since 2025
Executive director of the South Dakota Democratic Party
This page is a research starting point, not an endorsement. Ballot Awareness is not affiliated with any candidate, party, or government body. Candidate and primary results are verified against Ballotpedia, the NBC News 2026 election results, and the Associated Press. Race ratings are editorial assessments based on public race ratings (such as the Cook Political Report) and polling, not predictions. Always verify with your official South Dakota election information before voting.
We review and update this guide on a rolling basis, generally at least once every seven days, and more often as results are certified or candidates change. Information can still become out of date between updates, and errors are possible, so please do your own research and confirm the details on your ballot with your state or county election office.
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