2018Final results
2018 election for Wisconsin Senate District 1
Wisconsin State Senate · Wisconsin
André Jacque (R) won with 54.5% of the vote, defeating Caleb Frostman (D) by 9.1 points.
André JacqueRepublican · winner
54.5%47,289
Caleb FrostmanDemocrat
45.5%39,414
86,703 votes
Source: MIT Election Data and Science LabUpdated Oct 1, 2026, 6:17 AM ET
The seat over time
D − R margin in this seat's races around 2018
Races before and after
Source: MIT Election Data and Science LabUpdated Oct 1, 2026, 6:17 AM ET