Elections / 1980 · Senate · MO
The Democratic candidate won Missouri's Senate seat D+4.3.
Missouri, 1980. Candidate results and statewide totals below. The presidential race shared this ballot.
Missouri — 1980 Senate result
Source: MIT Election Data + Science Lab, 1976–2024 Senate returns (party-classified by literal ballot party).
Democratic (D)
1,074,859
52.0%
Republican (R)
985,399
47.7%
All others
6,707
0.3%
Margin
D+4.3
Candidates
Statewide candidate totals — MIT Election Data + Science Lab, 1980 Senate returns.
| Candidate | Party | Votes | Share |
|---|---|---|---|
| Thomas F. Eagleton | DDemocrat | 1,074,859 | 52.0% |
| Gene McNary | RRepublican | 985,399 | 47.7% |
| Martha Pettis | OSocialist Workers | 6,707 | 0.3% |
Missouri's Senate margins
Every contest in our store, 1976–2024
| Year | Margin (D minus R) |
|---|---|
| 1976 | −14.4% |
| 1980 | +4.3% |
| 1982 | −1.7% |
| 1986 | −5.3% |
| 1988 | −36.0% |
| 1992 | −7.0% |
| 1994 | −24.0% |
| 1998 | −8.9% |
| 2000 | +2.1% |
| 2002 | −1.1% |
| 2004 | −13.3% |
| 2006 | +2.3% |
| 2010 | −13.6% |
| 2012 | +15.7% |
| 2016 | −2.8% |
| 2018 | −5.8% |
| 2022 | −13.7% |
| 2024 | −13.7% |