1976Final results
1976 election for Illinois Representative District 1
Illinois House of Representatives · Illinois
3 seats: John Porter (R), Roger A. Keats (R), Harold A. Katz (D) won.
3 seatsJohn PorterRepublican · winner · incumbent
33.0%96,044
Roger A. KeatsRepublican · winner
27.5%79,936
Harold A. KatzDemocrat · winner · incumbent
27.2%79,099
Joseph F. Rossberger Jr.Democrat
12.4%36,073
291,152 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 1976
Races before and after
Source: Harvard Dataverse / Carl KlarnerUpdated Sep 30, 2026, 7:29 AM ET