1996Final results
1996 election for Iowa Senate District 42
Iowa State Senate · Iowa
Michael E. Gronstal (D) won with 50.4% of the vote, defeating Carl L. Heinrich (R) by 0.8 points.
Michael E. GronstalDemocrat · winner
50.4%9,911
Carl L. HeinrichRepublican
49.6%9,761
19,672 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 1996
Races before and after
Source: Harvard Dataverse / Carl KlarnerUpdated Sep 30, 2026, 7:29 AM ET