1976Final results
1976 election for Illinois's 20th District
U.S. House · Illinois
Paul Findley (R) won with 63.6% of the vote, defeating Peter Mack (D) by 27.1 points.
Paul FindleyRepublican · winner
63.6%137,223
Peter MackDemocrat
36.4%78,634
215,857 votes
Source: MIT Election Data and Science LabUpdated Sep 30, 2026, 7:25 AM ET
The seat over time
D − R margin in this seat's races around 1976
Races before and after
Source: MIT Election Data and Science LabUpdated Sep 30, 2026, 7:25 AM ET