2018Final results
2018 election for Illinois Representative District 59
Illinois House of Representatives · Illinois
Dan Didech (D) won with 61.3% of the vote, defeating Karen Feldman (R) by 22.7 points.
Dan DidechDemocrat · winner
61.3%22,038
Karen FeldmanRepublican
38.7%13,891
35,929 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