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South Dakota Congressional Delegation

Last updated · 4 sources

Its senators, John Thune and Mike Rounds, are both Republicans.

South Dakota's single House seat is held by Dusty Johnson, a Republican.

Rounds's Senate seat is on the 2026 ballot.

Of the 1 House member, 1 lost a primary.

Senators

  • Official portrait of John Thune, U.S. Senator for South Dakota
    John Thune

    U.S. Senator for South Dakota · Republican

    This week: voted in 12 of 12 roll calls; 2 committee meetings

    Next election 2028

    Schedule →
  • Official portrait of Mike Rounds, U.S. Senator for South Dakota
    Mike Rounds

    U.S. Senator for South Dakota · Republican

    This week: voted in 12 of 12 roll calls; 4 committee meetings

    2026: Running for re-election

    Schedule →

House delegation (1 seat)

South Dakota's U.S. Representatives
DistrictRepresentativeParty2026This week
SD-ALDusty JohnsonRepublicanLost primary for governor of South Dakota

Sources