1986Final results
1986 election for South Dakota Legislative District 5
South Dakota State Senate · South Dakota
Mary McClure (R) won with 64.1% of the vote, defeating Theodore Lerew (D) by 28.2 points.
Mary McClureRepublican · winner · incumbent
64.1%6,106
Theodore LerewDemocrat
35.9%3,418
9,524 votes
Source: Harvard Dataverse / Carl KlarnerUpdated Sep 30, 2026, 7:29 AM ET
The seat over time
D − R margin in this seat's races around 1986
Races before and after
Source: Harvard Dataverse / Carl KlarnerUpdated Sep 30, 2026, 7:29 AM ET