2018Final results
2018 election for South Dakota Legislative District 24
South Dakota House of Representatives · South Dakota
2 seats: Mary Duvall (R), Tim Rounds (R) won.
2 seatsMary DuvallRepublican · winner · incumbent
36.8%7,238
Tim RoundsRepublican · winner · incumbent
34.8%6,836
Terry KellerDemocrat
17.5%3,449
Brian WattersonDemocrat
10.9%2,137
19,660 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