1988Final results
1988 election for Illinois Legislative District 37
Illinois State Senate · Illinois
Calvin W. Schuneman (R) won with 53.4% of the vote, defeating Pennie L. Vonberg Wessels (D) by 6.8 points.
Calvin W. SchunemanRepublican · winner · incumbent
53.4%39,688
Pennie L. Vonberg WesselsDemocrat
46.6%34,655
74,343 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