2018Final results
2018 election for Illinois Representative District 117
Illinois House of Representatives · Illinois
Dave Severin (R) won with 56.9% of the vote, defeating Jason Woolard (D) by 13.7 points.
Dave SeverinRepublican · winner · incumbent
56.9%25,046
Jason WoolardDemocrat
43.1%19,007
44,053 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