1970Final results
1970 election for Wisconsin Assembly District MANITOWOC 1
Wisconsin State Assembly · Wisconsin
Donald K. Helgeson (R) won with 47.7% of the vote, defeating Eugene S. Kaufman (D) by 1.5 points.
Donald K. HelgesonRepublican · winner · incumbent
47.7%6,601
Eugene S. KaufmanDemocrat
46.2%6,391
Marvin HolschbachOther party
6.2%855
13,847 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
The seat's recent races
Source: Harvard Dataverse / Carl KlarnerUpdated Sep 30, 2026, 7:29 AM ET