2020Final results
2020 election for President in South Dakota
President · South Dakota
Donald J. Trump (R) won with 61.8% of the vote, defeating Joseph R. Biden Jr. (D) by 26.2 points.
Donald J. TrumpRepublican · winner
61.8%261,043
Joseph R. Biden Jr.Democrat
35.6%150,471
Jo JorgensenLibertarian
2.6%11,095
422,609 votes
Source: MIT Election Data and Science LabUpdated Oct 1, 2026, 10:09 AM ET
The seat over time
D − R margin in this seat's races around 2020
Races before and after
Source: MIT Election Data and Science LabUpdated Oct 1, 2026, 10:09 AM ET