Official portrait of Mike Rounds
U.S. Senate

Mike Rounds

U.S. Senator from South Dakota

Party
Republican
In office since
January 6, 2015
Current term ends
January 3, 2027
Next election
November 2026
2026 election

Running for U.S. Senate in South Dakota

Candidates registered with the FEC for the South Dakota Senate seat in 2026
CandidatePartyRaisedCash on hand
Mike RoundsIncumbentRepublican$4.5M$2.7M
Brian BengsIndependent$782K$51K
Julian C. BeaudionDemocrat$228K$3,078
Justin S. McNealRepublican$11K$1

From Federal Election Commission filings, reported through June 30, 2026. FEC records show who registered and raised money, not who won a primary or qualified for the ballot. Your state election office publishes the official ballot.

Committee assignments6
  • Commission on Security and Cooperation in Europe
  • Senate Committee on Appropriations
    • Agriculture, Rural Development, Food and Drug Administration, and Related Agencies
    • Legislative Branch
    • Department of Interior, Environment, and Related Agencies
    • Departments of Labor, Health and Human Services, and Education, and Related Agencies
    • Military Construction, Veterans Affairs, and Related Agencies
    • Energy and Water Development
  • Senate Committee on Armed Services
    • Strategic Forces
    • Emerging Threats and Capabilities
    • CybersecurityChairman
  • Senate Committee on Banking, Housing, and Urban Affairs
    • Securities, Insurance, and InvestmentChairman
    • Housing, Transportation, and Community Development
    • Economic Policy
  • Senate Committee on Indian Affairs
  • Senate Select Committee on Intelligence
Contact
Washington office
716 Hart Senate Office Building Washington DC 20510

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Sources. Office, committee and contact records from the public congress-legislators dataset; portrait from the Government Publishing Office; 2026 fundraising totals from the Federal Election Commission. Updated September 24, 2026.

More on Rounds: Congress.gov · FEC filings · Ballotpedia · Wikipedia · GovTrack