1982Final results
1982 election for Illinois's 10th District
U.S. House · Illinois
John Porter (R) won with 59.0% of the vote, defeating Eugenia S. Chapman (D) by 18.0 points.
John PorterRepublican · winner
59.0%90,750
Eugenia S. ChapmanDemocrat
41.0%63,115
153,868 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 1982
Races before and after
Source: MIT Election Data and Science LabUpdated Sep 30, 2026, 7:25 AM ET
Money in this race
Each line compares the two campaigns on one scale.
Eugenia S. ChapmanJohn Porter
$151.6K
Raised by the campaign
$294.6K
$151.5K
Spent by the campaign
$284.2K
$0
Cash on hand
$0
Campaign money: FEC, through Dec 31, 1982.
Source: FEC campaign filingsUpdated Dec 31, 1982