1970Final resultsIncumbent defeated
1970 election for Iowa House District 48
Iowa House of Representatives · Iowa
Harold C. McCormick (D) won with 54.3% of the vote, defeating Roy A. Miller (R) by 8.7 points.
Harold C. McCormickDemocrat · winner · incumbent
54.3%4,403
Roy A. MillerRepublican · incumbent
45.7%3,701
8,104 votes
Source: Harvard Dataverse / Carl KlarnerUpdated Sep 30, 2026, 7:29 AM ET
The seat over time
D − R margin in this seat's races around 1970
Races before and after
Source: Harvard Dataverse / Carl KlarnerUpdated Sep 30, 2026, 7:29 AM ET