2012Final results
2012 election for Illinois Legislative District 47
Illinois State Senate · Illinois
John M. Sullivan (D) won with 56.4% of the vote, defeating Randy E. Frese (R) by 12.7 points.
John M. SullivanDemocrat · winner · incumbent
56.4%51,298
Randy E. FreseRepublican
43.6%39,719
91,017 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 2012
Races before and after
Source: Harvard Dataverse / Carl KlarnerUpdated Sep 30, 2026, 7:29 AM ET