1988Final results
1988 election for Illinois Representative District 80
Illinois House of Representatives · Illinois
Robert P. Regan (R) won with 52.4% of the vote, defeating John A. Ostenburg (D) by 4.8 points.
Robert P. ReganRepublican · winner · incumbent
52.4%17,258
John A. OstenburgDemocrat
47.6%15,673
32,931 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 1988
Races before and after
Source: Harvard Dataverse / Carl KlarnerUpdated Sep 30, 2026, 7:29 AM ET