2018Final results
2018 election for South Dakota Legislative District 7
South Dakota State Senate · South Dakota
V. J. Smith (R) won with 61.2% of the vote, defeating Mary J. Perpich (Ind) by 22.3 points.
V. J. SmithRepublican · winner
61.2%4,628
Mary J. PerpichIndependent
38.8%2,940
7,568 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