1976Final results
1976 election for Iowa's 1st District
U.S. House · Iowa
James Leach (R) won with 51.9% of the vote, defeating Edward Mezvinsky (D) by 4.1 points.
James LeachRepublican · winner
51.9%109,694
Edward MezvinskyDemocrat
47.8%101,024
Larry D. SmithOther party
0.2%486
211,204 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 1976
Races before and after
Source: MIT Election Data and Science LabUpdated Sep 30, 2026, 7:25 AM ET