Elections / 2020 · Senate · AR
The Republican candidate won Arkansas's Senate seat R+66.5.
Arkansas, 2020. Candidate results and statewide totals below. The presidential race shared this ballot.
Arkansas — 2020 Senate result
Source: MIT Election Data + Science Lab, 1976–2024 Senate returns (party-classified by literal ballot party).
Democratic (D)
0
0.0%
Republican (R)
793,871
66.5%
All others
399,390
33.5%
Margin
R+66.5
Candidates
Statewide candidate totals — MIT Election Data + Science Lab, 2020 Senate returns.
| Candidate | Party | Votes | Share |
|---|---|---|---|
| Tom Cotton | RRepublican | 793,871 | 66.5% |
| Ricky Dale Harrington JR. | OLibertarian | 399,390 | 33.5% |
Arkansas's Senate margins
Every contest in our store, 1978–2022
| Year | Margin (D minus R) |
|---|---|
| 1978 | +60.2% |
| 1980 | +18.2% |
| 1984 | +14.7% |
| 1986 | +24.6% |
| 1990 | +100.0% |
| 1992 | +20.4% |
| 1996 | −5.4% |
| 1998 | +12.8% |
| 2002 | +7.8% |
| 2004 | +11.8% |
| 2008 | +79.5% |
| 2010 | −21.0% |
| 2014 | −17.1% |
| 2016 | −23.6% |
| 2020 | −66.5% |
| 2022 | −34.6% |