1986Final results
1986 election for Illinois Representative District 12
Illinois House of Representatives · Illinois
Alfred G. Ronan (D) won with 72.1% of the vote, defeating Warren W. Sikorski (R) by 44.1 points.
Alfred G. RonanDemocrat · winner · incumbent
72.1%13,945
Warren W. SikorskiRepublican
27.9%5,404
19,349 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 1986
Races before and after
Source: Harvard Dataverse / Carl KlarnerUpdated Sep 30, 2026, 7:29 AM ET