1968Final resultsSpecial election
1968 special election for Illinois Legislative District 12
Illinois State Senate · Illinois
William J. Schoeninger (D) won with 52.9% of the vote, defeating Robert Lane Friedlander (R) by 5.7 points.
William J. SchoeningerDemocrat · winner
52.9%30,523
Robert Lane FriedlanderRepublican
47.1%27,207
57,732 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 1968
Races before and after
Source: Past results: 99chambers results archive (MEDSL, Klarner, state election offices)