2024Final results
2024 election for South Dakota Legislative District 13
South Dakota State Senate · South Dakota
Sue Peterson (R) won with 58.5% of the vote, defeating Ali Rae Horsted (D) by 17.0 points.
Sue PetersonRepublican · winner
58.5%8,384
Ali Rae HorstedDemocrat
41.5%5,948
The same year, the district voted R+15.1 for president; this race was R+17.0.14,332 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