1984Final results
1984 election for Illinois Representative District 78
Illinois House of Representatives · Illinois
Terry A. Steczo (D) won with 63.1% of the vote, defeating John E. Horn (R) by 26.2 points.
Terry A. SteczoDemocrat · winner · incumbent
63.1%19,210
John E. HornRepublican
36.9%11,228
30,438 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 1984
Races before and after
Source: Harvard Dataverse / Carl KlarnerUpdated Sep 30, 2026, 7:29 AM ET