1998Flipped from DemocraticFinal resultsIncumbent defeated
1998 election for Wisconsin Assembly District 28
Wisconsin State Assembly · Wisconsin
Mark L. Pettis (R) won with 50.3% of the vote, defeating Robert M. Dueholm (D) by 0.6 points, a seat Democrats won last time.
Mark L. PettisRepublican · winner
50.3%9,738
Robert M. DueholmDemocrat · incumbent
49.7%9,628
19,366 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 1998
Races before and after
Source: Harvard Dataverse / Carl KlarnerUpdated Sep 30, 2026, 7:29 AM ET