2010Flipped from DemocraticFinal results
2010 election for Wisconsin Assembly District 51
Wisconsin State Assembly · Wisconsin
Howard Marklein (R) won with 52.1% of the vote, defeating John Simonson (D) by 4.3 points, a seat Democrats won last time.
Howard MarkleinRepublican · winner
52.1%10,822
John SimonsonDemocrat
47.8%9,931
20,759 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 2010
Races before and after
Source: Harvard Dataverse / Carl KlarnerUpdated Sep 30, 2026, 7:29 AM ET