1972Final results
1972 election for Illinois Legislative District 6
Illinois State Senate · Illinois
Terrel E. Clarke (R) won with 67.4% of the vote, defeating Thomas F. Oconnor (D) by 34.8 points.
Terrel E. ClarkeRepublican · winner · incumbent
67.4%60,395
Thomas F. OconnorDemocrat
32.6%29,216
89,612 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 1972
Races before and after
Source: Harvard Dataverse / Carl KlarnerUpdated Sep 30, 2026, 7:29 AM ET