2022Final results
2022 election for Illinois Legislative District 26
Illinois State Senate · Illinois
Dan McConchie (R) won with 50.2% of the vote, defeating Maria Peterson (D) by 0.4 points.
Dan McConchieRepublican · winner · incumbent
50.2%44,632
Maria PetersonDemocrat
49.8%44,247
88,879 votes
Source: MIT Election Data and Science LabUpdated Oct 2, 2026, 5:14 AM ET
The seat over time
D − R margin in this seat's races around 2022
Races before and after
Source: MIT Election Data and Science LabUpdated Oct 2, 2026, 5:14 AM ET