1986Final results
1986 election for Illinois Representative District 57
Illinois House of Representatives · Illinois
Margaret R. Parcells (R) won with 77.0% of the vote, defeating Denise Hertz McGrath (D) by 54.1 points.
Margaret R. ParcellsRepublican · winner · incumbent
77.0%25,050
Denise Hertz McGrathDemocrat
23.0%7,465
32,515 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