1978Final results
1978 election for Pennsylvania's 3rd District
U.S. House · Pennsylvania
Raymond F. Lederer (D) won with 71.8% of the vote, defeating Raymond S. Kauffman (R) by 43.6 points.
Raymond F. LedererDemocrat · winner
71.8%86,015
Raymond S. KauffmanRepublican
28.2%33,750
119,765 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 1978
Races before and after
Source: MIT Election Data and Science LabUpdated Sep 30, 2026, 7:25 AM ET