2024Final results
2024 election for South Dakota Legislative District 18
South Dakota House of Representatives · South Dakota
2 seats: Mike Stevens (R), Julie Auch (R) won.
2 seatsMike StevensRepublican · winner
35.6%6,872
Julie AuchRepublican · winner
31.7%6,116
Paul HarensDemocrat
21.2%4,094
Sarah MechtenbergDemocrat
11.6%2,233
19,315 votes
Source: MIT Election Data and Science LabUpdated Sep 30, 2026, 12:13 PM ET
The seat over time
D − R margin in this seat's races around 2024
Races before and after
Source: MIT Election Data and Science LabUpdated Sep 30, 2026, 12:13 PM ET