1986Final results
1986 election for Illinois Representative District 3
Illinois House of Representatives · Illinois
Lee Preston (D) won with 79.4% of the vote, defeating Jerry Ex (R) by 58.8 points.
Lee PrestonDemocrat · winner · incumbent
79.4%18,653
Jerry ExRepublican
20.6%4,839
23,492 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