06/03/2026
Talk about a close race: Incumbents Mellissa Heermann and Roger DeGroot have advanced in the Republican primary for District 7 South Dakota House, defeating newcomer Dennis Willert.
Out of thousands of ballots cast, Heermann edged out DeGroot as the top vote-getter by five votes (1,683 to 1,678).
Both incumbents will now face Democrat Blake Stevens in the November general election to compete for District 7’s two seats. DeGroot says his priorities remain focused on public worker raises and economy growth, while Heermann plans to continue pushing legislation to protect vulnerable populations from fraud.
Read the full story for candidate reactions, legislative priorities, and the complete precinct breakdown.
BROOKINGS — In a three-way primary contest among Republicans to decide which two would advance to the November general election, incumbents Roger DeGroot and Mellissa Heermann emerged victorious over newcomer Dennis Willert.