1976Final results
1976 election for Wisconsin Senate District 20
Wisconsin State Senate · Wisconsin
Ernest C. Keppler (R) won with 55.0% of the vote, defeating Roberta Peneski (D) by 11.1 points.
Ernest C. KepplerRepublican · winner · incumbent
55.0%36,287
Roberta PeneskiDemocrat
43.9%28,949
Edward E. PoopOther party
1.1%730
65,967 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 1976
Races before and after
Source: Harvard Dataverse / Carl KlarnerUpdated Sep 30, 2026, 7:29 AM ET