South Dakota’s Republican governor, senior US senator and at-large US House member are all running for reelection in this heavily GOP state. Democrats do not have primaries for US Senate or governor (the lone candidates in each race are the nominees) and no Democrats are running for the US House. 

Governor: South Dakota Primary Results (R)

Candidate % Votes
Kristi Noem Republican, Incumbent %
ahead
Steve Haugaard Republican %
ahead
Full Details

Senate: South Dakota Primary Results (R)

Candidate % Votes
John Thune Republican, Incumbent %
ahead
Bruce Whalen Republican %
ahead
Mark Mowry Republican %
ahead
Full Details

House Districts: South Dakota Primary Results (R)

Click the House district name for the full results.

District Leading candidate(s) % Votes
SD 1
Key Race
 Johnson Incumbent %
Howard %