1986Flipped from DemocraticFinal resultsIncumbent defeated
1986 election for Illinois Legislative District 24
Illinois State Senate · Illinois
Robert M. Raica (R) won with 54.7% of the vote, defeating Leroy Walter Lemke (D) by 9.4 points, a seat Democrats won last time.
Robert M. RaicaRepublican · winner
54.7%35,420
Leroy Walter LemkeDemocrat · incumbent
45.3%29,336
64,756 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