2024Final results
2024 election for Illinois Legislative District 27
Illinois State Senate · Illinois
Mark Walker (D) won with 57.6% of the vote, defeating Tom Schlenhardt (R) by 15.1 points.
Mark WalkerDemocrat · winner
57.6%53,917
Tom SchlenhardtRepublican
42.4%39,769
93,686 votes
Source: MIT Election Data and Science LabUpdated Sep 30, 2026, 12:13 PM ET
The seat over time
D − R margin in this seat's races around 2024
Races before and after
Source: MIT Election Data and Science LabUpdated Sep 30, 2026, 12:13 PM ET