2020 Senate elections · South Dakota history
South Dakota U.S. Senate election 2020
M. Michael Rounds REP +31.5 · Class II seat · held 11/3/20
- Votes counted
- 420,219
- Margin
- 31.5 pts
- Seat held by
- Republicanheld
- President in SD
- R+26.2same year
General election 11/3/20
| Candidate | Party | Votes | Share | Bar |
|---|---|---|---|---|
| M. Michael Rounds Won | REP | 276,232 | 65.74% | |
| Daniel P. Ahlers | DEM | 143,987 | 34.27% | |
| Total | 420,219 | |||
Official source: 2020GeneralStateCanvassFinal&Certificate.pdf
Other South Dakota Senate races
| Year | Seat | Winner | Margin |
|---|---|---|---|
| 2022 | Class III | John R. Thune | 43.5 |
| 2020 | Class II | M. Michael Rounds | 31.5 |
| 2016 | Class III | John R. Thune | 43.7 |
| 2014 | Class II | M. Michael Rounds | 20.9 |
| 2010 | Class III | John R. Thune | — |
| 2008 | Class II | Tim Johnson | 25.0 |
| 2004 | Class III | John R. Thune | 1.2 |
| 2002 | Class II | Tim Johnson | 0.2 |
| 1998 | Class III | Tom Daschle | 25.7 |
| 1996 | Class II | Tim Johnson | 2.6 |
| 1992 | Class III | Tom Daschle | 32.4 |
| 1990 | Class II | Larry Pressler | 7.3 |
Full South Dakota Senate history →
Questions and answers
Who won the 2020 South Dakota Senate race?
M. Michael Rounds (REP) won with 65.7% of the vote, ahead of Daniel P. Ahlers (34.3%), a margin of 31.5 points.
Did the South Dakota Senate seat change party in 2020?
No. The Republican Party held it.
How many votes were cast in the 2020 South Dakota Senate race?
420,219 votes were counted for the candidates in the general election.
Compiled by FiveThirtyEight from the official source linked above.