1980 United States Senate election in Illinois

1980 United States Senate election in Illinois

← 1974 November 4, 1980 1986 →
Turnout73.51%
 
Nominee Alan Dixon Dave O'Neal
Party Democratic Republican
Popular vote 2,565,302 1,946,296
Percentage 56.01% 42.50%

County results
Dixon:      40–50%      50–60%      60–70%
O'Neal:      40–50%      50–60%      60–70%

U.S. senator before election

Adlai Stevenson III
Democratic

Elected U.S. Senator

Alan J. Dixon
Democratic

The 1980 United States Senate election in Illinois was held on November 4, 1980. Incumbent Democrat U.S. Senator Adlai Stevenson III decided to retire. Democrat Alan J. Dixon won the open seat.