2006Final results
2006 election for Wisconsin Assembly District 40
Wisconsin State Assembly · Wisconsin
Kevin Petersen (R) won with 52.7% of the vote, defeating Dan Naylor (D) by 5.3 points.
Kevin PetersenRepublican · winner
52.7%10,430
Dan NaylorDemocrat
47.3%9,380
19,810 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 2006
Races before and after
Source: Harvard Dataverse / Carl KlarnerUpdated Sep 30, 2026, 7:29 AM ET