1986Final results
1986 election for Iowa Senate District 3
Iowa State Senate · Iowa
Wilmer Rensink (R) won with 63.7% of the vote, defeating Randy A. Riediger (D) by 27.5 points.
Wilmer RensinkRepublican · winner
63.7%11,489
Randy A. RiedigerDemocrat
36.3%6,533
18,022 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 1986
Races before and after
Source: Harvard Dataverse / Carl KlarnerUpdated Sep 30, 2026, 7:29 AM ET