1978Final results
1978 election for Louisiana's 4th District
U.S. House · Louisiana
Claude Leach (D) won with 50.1% of the vote, defeating James Hamilton Wilson (R) by 0.2 points.
Claude LeachDemocrat · winner
50.1%65,583
James Hamilton WilsonRepublican
49.9%65,317
130,900 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