1980 general · November 4, 1980
1980 Illinois State Senate election results, district by district
Every Illinois State Senate district in the 1980 general election: winners, margins, unopposed seats and seats that changed party.
Seats after the election
Democrats controlled the chamber · 59 seats
After the electionD 30 · R 29
Races20
Changed party2
Unopposed10%2 races
Incumbents defeated1
Every district
D 10 · R 10
| Race | Winner | Won by | Notes |
|---|---|---|---|
| LD-2 | John E. Friedland (R) | Unopposed | |
| LD-3 | Donald L. Totten (R) | 43.2 | |
| LD-6 | Mark Q. Rhoads (R) | 26.3 | |
| LD-9 | William F. Mahar (R) | 26.0 | |
| LD-12 | William A. Marovitz (D) | 46.0 | |
| LD-15 | Howard W. Carroll (D) | 30.8 | |
| LD-18 | Philip J. Rock (D) | 39.8 | |
| LD-21 | Earlean Collins (D) | 67.0 | |
| LD-24 | Richard H. Newhouse (D) | Unopposed | |
| LD-27 | Frank D. Savicaks (D) | 42.3 | |
| LD-30 | Glenn V. Dawson (D) | 50.9 | |
| LD-33 | Jack Schaffer (R) | 55.0 | |
| LD-36 | Thomas Randy (R) | 2.2 | FlippedIncumbent lost |
| LD-39 | Forest D. Etheredge (R) | 12.9 | |
| LD-42 | George Sangmeister (D) | 5.4 | |
| LD-45 | Roger A. Sommer (R) | 41.5 | |
| LD-48 | Mary Lou Kent (R) | 1.3 | Flipped |
| LD-51 | James H. Rupp (R) | 29.6 | |
| LD-54 | Terry L. Bruce (D) | 8.0 | |
| LD-57 | Kenneth Hall (D) | 32.3 |
Illinois State Senate
Results are each source's final count; margins are the winner's lead over the runner-up in points of the vote. Source: Harvard Dataverse / Carl Klarner