1986Final results
1986 election for Wisconsin Assembly District 51
Wisconsin State Assembly · Wisconsin
Joseph E. Tregoning (R) won with 55.9% of the vote, defeating Peter G. Lewis (D) by 11.9 points.
Joseph E. TregoningRepublican · winner · incumbent
55.9%7,458
Peter G. LewisDemocrat
44.1%5,872
13,330 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 1986
Races before and after
Source: Harvard Dataverse / Carl KlarnerUpdated Sep 30, 2026, 7:29 AM ET