1970Final results
1970 election for Iowa House District 13
Iowa House of Representatives · Iowa
John C. Mendenhall (R) won with 68.7% of the vote, defeating Betty Hegeman (D) by 37.5 points.
John C. MendenhallRepublican · winner · incumbent
68.7%5,062
Betty HegemanDemocrat
31.3%2,301
7,363 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