2018Final results
2018 election for Wisconsin Senate District 7
Wisconsin State Senate · Wisconsin
Chris Larson (D) won with 66.4% of the vote, defeating Jason Red Arnold (R) by 32.8 points.
Chris LarsonDemocrat · winner · incumbent
66.4%56,198
Jason Red ArnoldRepublican
33.6%28,459
84,657 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