2018Final results
2018 election for Illinois Legislative District 54
Illinois State Senate · Illinois
Jason Plummer (R) won with 70.0% of the vote, defeating Brian Stout (D) by 40.0 points.
Jason PlummerRepublican · winner
70.0%59,476
Brian StoutDemocrat
30.0%25,510
84,986 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