2018Final results
2018 election for South Dakota Legislative District 11
South Dakota House of Representatives · South Dakota
2 seats: Mark Willadsen (R), Chris Karr (R) won.
2 seatsMark WilladsenRepublican · winner · incumbent
28.8%5,436
Chris KarrRepublican · winner · incumbent
27.7%5,227
Sheryl L. JohnsonDemocrat
23.6%4,450
Margaret KulpersDemocrat
20.0%3,769
18,882 votes
Source: MIT Election Data and Science LabUpdated Oct 1, 2026, 6:17 AM ET
The seat over time
D − R margin in this seat's races around 2018
Races before and after
Source: MIT Election Data and Science LabUpdated Oct 1, 2026, 6:17 AM ET