1990Final results
1990 election for Pennsylvania's 20th District
U.S. House · Pennsylvania
Joseph Gaydos (D) won with 65.6% of the vote, defeating Robert C. Lee (R) by 31.2 points.
Joseph GaydosDemocrat · winner
65.6%82,080
Robert C. LeeRepublican
34.4%43,054
125,134 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 1990
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.
Joseph GaydosRobert C. Lee
$191.5K
Raised by the campaign
$2.1K
$158.7K
Spent by the campaign
$1.1K
$123.2K
Cash on hand
$135
Campaign money: FEC, through Dec 31, 1990; FEC, through Oct 15, 1990.
Source: FEC campaign filingsUpdated Dec 31, 1990