2018Flipped from DemocraticFinal results
2018 election for South Dakota Legislative District 21
South Dakota State Senate · South Dakota
Rocky Blare (R) won with 54.9% of the vote, defeating Julie Bartling (D) by 9.9 points, a seat Democrats won last time.
Rocky BlareRepublican · winner
54.9%4,978
Julie BartlingDemocrat
45.1%4,084
9,062 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