1996Flipped from RepublicanFinal results
1996 election for Iowa House District 34
Iowa House of Representatives · Iowa
Robert J. Osterhaus (D) won with 91.4% of the vote, defeating James A. Dillavou (Oth) by 82.9 points, a seat Republicans won last time.
Robert J. OsterhausDemocrat · winner
91.4%7,948
James A. DillavouOther party
8.6%745
8,693 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