2008Final results
2008 election for Illinois Legislative District 6
Illinois State Senate · Illinois
John Cullerton (D) won with 77.5% of the vote, defeating Jay Valko (R) by 54.9 points.
John CullertonDemocrat · winner · incumbent
77.5%73,323
Jay ValkoRepublican
22.5%21,320
94,643 votes
Source: Harvard Dataverse / Carl KlarnerUpdated Sep 30, 2026, 7:29 AM ET
The seat over time
D − R margin in this seat's races around 2008
Races before and after
Source: Harvard Dataverse / Carl KlarnerUpdated Sep 30, 2026, 7:29 AM ET