1980Final results
1980 election for Missouri Senate District 9
Missouri State Senate · Missouri
Lee Swinton (D) won with 80.8% of the vote, defeating Robert L. Collins (R) by 61.6 points.
Lee SwintonDemocrat · winner
80.8%30,955
Robert L. CollinsRepublican
19.2%7,367
38,322 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 1980
Races before and after
Source: Harvard Dataverse / Carl KlarnerUpdated Sep 30, 2026, 7:29 AM ET