2020Final results
2020 election for Wisconsin Senate District 12
Wisconsin State Senate · Wisconsin
Mary Felzkowski (R) won with 65.7% of the vote, defeating Ed Vocke (D) by 31.4 points.
Mary FelzkowskiRepublican · winner
65.7%67,800
Ed VockeDemocrat
34.3%35,386
103,256 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