2020Flipped from RepublicanFinal resultsIncumbent defeated
2020 election for Illinois Representative District 66
Illinois House of Representatives · Illinois
Suzanne Ness (D) won with 52.0% of the vote, defeating Allen Skillicorn (R) by 3.9 points, a seat Republicans won last time.
Suzanne NessDemocrat · winner
52.0%29,966
Allen SkillicornRepublican · incumbent
48.0%27,698
57,664 votes
Source: MIT Election Data and Science LabUpdated Oct 1, 2026, 10:09 AM ET
The seat over time
D − R margin in this seat's races around 2020
Races before and after
Source: MIT Election Data and Science LabUpdated Oct 1, 2026, 10:09 AM ET