1978Final results
1978 election for Iowa Senate District 31
Iowa State Senate · Iowa
Earl M. Willits (D) won with 63.2% of the vote, defeating Donald Kerr (R) by 26.4 points.
Earl M. WillitsDemocrat · winner · incumbent
63.2%8,349
Donald KerrRepublican
36.8%4,859
13,210 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 1978
Races before and after
Source: Harvard Dataverse / Carl KlarnerUpdated Sep 30, 2026, 7:29 AM ET