2020Final results
2020 election for Wisconsin Assembly District 26
Wisconsin State Assembly · Wisconsin
Terry Katsma (R) won with 58.9% of the vote, defeating Mary Lynne Donohue (D) by 17.9 points.
Terry KatsmaRepublican · winner · incumbent
58.9%18,224
Mary Lynne DonohueDemocrat
41.0%12,675
30,925 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