PolitiFinder

1970 Iowa U.S. House District 5 Election

Iowa · 4 candidates · See every 1970 U.S. House race

Who won the 1970 Iowa U.S. House District 5 Election?

Neal Smith won the 1970 Iowa U.S. House District 5 Election. Neal Smith received 73,820 popular votes (64.89%). The main challenger was Don Mahon (32.86%).

See the full head-to-head between Smith and Mahon

Smith +32.0 pts · won by 36,446 votes
Neal SmithDemocraticWINNER64.89%
73,820 votes
Don MahonRepublican32.86%
37,374 votes
John H GrantIndependent1.14%
1,297 votes
Roy E Bergeriowa new1.11%
1,262 votes
Popular-vote totals for this U.S. House election come from the Constituency-Level Elections Archive (CLEA) and the official public record.

Data last verified July 28, 2026.