2018Final results
2018 election for South Dakota Legislative District 28
South Dakota State Senate · South Dakota
Ryan M. Maher (R) won with 67.8% of the vote, defeating Alli Moran (D) by 35.6 points.
Ryan M. MaherRepublican · winner · incumbent
67.8%5,818
Alli MoranDemocrat
32.2%2,764
8,582 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