2020Final results
2020 election for Wisconsin Assembly District 42
Wisconsin State Assembly · Wisconsin
Jon Plumer (R) won with 59.2% of the vote, defeating Melisa Arndt (D) by 18.4 points.
Jon PlumerRepublican · winner · incumbent
59.2%19,404
Melisa ArndtDemocrat
40.8%13,381
32,802 votes
Source: MIT Election Data and Science LabUpdated Oct 1, 2026, 10:09 AM ET
The seat over time
D − R margin in this seat's races around 2020
Races before and after
Source: MIT Election Data and Science LabUpdated Oct 1, 2026, 10:09 AM ET