1980Flipped from DemocraticFinal results
1980 election for Illinois's 10th District
U.S. House · Illinois
John Porter (R) won with 60.7% of the vote, defeating Robert A. Weinberger (D) by 21.5 points, a seat Democrats won last time.
John PorterRepublican · winner
60.7%137,707
Robert A. WeinbergerDemocrat
39.3%89,008
226,733 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 1980
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.
Robert A. WeinbergerJohn Porter
$285.6K
Raised by the campaign
$658.7K
$283.2K
Spent by the campaign
$669.1K
$0
Cash on hand
$0
Campaign money: FEC, through Dec 31, 1980.
Source: FEC campaign filingsUpdated Dec 31, 1980