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United States · Election results history · 2020 president · South Dakota
Election 2020 Results

Each election opens in its own mode: the forecast before the votes are counted, the live count while races are still too close to call, and the results once every race is decided.

2020 presidential election in South Dakota

Donald Trump (Republican) beat Joe Biden (Democrat) in South Dakota in 2020, 61.8% to 35.6%, a margin of 26.2 points and 110,572 votes.

South Dakota voted 30.6 points more Republican than the country as a whole, where the margin was D+4.5.

The Republican hold continued from 2016, when Donald Trump also won.

Republicans led in 60 of the 66 counties and Democrats in 6. The largest, Minnehaha, cast 92,323 votes and went to the Republican by 9.5 points. The closest was Corson, where 25 votes separated the two parties.

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Early projection, based on early and incomplete polling: the likely matchups, each weighted by the betting markets' odds of both nominations, not a result. Each county is its 2024 presidential margin moved by its state's projected swing; set a national vote and every state, district and county moves by the same amount from our projection. Colours run in 100 steps from a safe Republican to a safe Democratic margin. Boundaries: US Census Bureau.

Result

CandidatePartyVotesShare
Donald Trump won Republican 261,043 61.8%
Joe Biden Democratic 150,471 35.6%
All other candidates 11,095 2.6%
Total422,609

Every county

CountyDemocratRepublicanOthersTotalMargin
Minnehaha 40,480 43.8% 49,247 53.3% 2,596 92,323 R+9.5
Pennington 20,606 35.8% 35,064 61.0% 1,849 57,519 R+25.1
Lincoln 11,983 37.0% 19,619 60.6% 797 32,399 R+23.6
Brown 6,538 37.3% 10,580 60.3% 428 17,546 R+23.0
Brookings 6,110 41.9% 8,000 54.9% 457 14,567 R+13.0
Lawrence 4,536 32.8% 8,751 63.3% 538 13,825 R+30.5
Meade 3,285 24.0% 9,875 72.2% 510 13,670 R+48.2
Codington 3,837 29.2% 8,957 68.1% 366 13,160 R+38.9
Yankton 4,016 36.8% 6,581 60.4% 303 10,900 R+23.5
Union 2,725 30.8% 5,944 67.1% 186 8,855 R+36.4
Hughes 2,953 33.9% 5,522 63.3% 248 8,723 R+29.5
Davison 2,648 31.3% 5,613 66.4% 193 8,454 R+35.1
Beadle 2,107 29.8% 4,808 67.9% 166 7,081 R+38.1
Lake 2,068 35.2% 3,681 62.7% 124 5,873 R+27.5
Clay 3,083 54.1% 2,456 43.1% 159 5,698 D+11.0
Custer 1,522 27.7% 3,852 70.1% 120 5,494 R+42.4
Butte 940 19.6% 3,732 77.7% 132 4,804 R+58.1
Turner 1,139 25.0% 3,290 72.3% 119 4,548 R+47.3
Roberts 1,828 42.4% 2,404 55.8% 75 4,307 R+13.4
Fall River 1,053 26.1% 2,878 71.2% 111 4,042 R+45.2
Charles Mix 1,177 31.1% 2,553 67.5% 54 3,784 R+36.4
Hutchinson 762 20.2% 2,944 78.2% 61 3,767 R+57.9
Grant 1,056 28.2% 2,618 69.9% 71 3,745 R+41.7
Moody 1,179 36.8% 1,951 60.9% 76 3,206 R+24.1
Oglala Lakota 2,829 88.4% 297 9.3% 74 3,200 D+79.1
Spink 998 31.6% 2,104 66.5% 61 3,163 R+35.0
Hamlin 647 21.0% 2,373 76.9% 64 3,084 R+56.0
Bon Homme 721 24.0% 2,235 74.5% 45 3,001 R+50.4
Day 1,052 35.5% 1,869 63.1% 43 2,964 R+27.6
McCook 769 26.5% 2,068 71.3% 63 2,900 R+44.8
Kingsbury 819 29.5% 1,904 68.5% 56 2,779 R+39.0
Tripp 495 18.4% 2,161 80.2% 40 2,696 R+61.8
Walworth 565 21.9% 1,966 76.2% 49 2,580 R+54.3
Todd 1,963 77.3% 532 21.0% 44 2,539 D+56.4
Brule 673 27.0% 1,750 70.3% 67 2,490 R+43.3
Hanson 557 23.3% 1,793 75.1% 38 2,388 R+51.8
Deuel 609 25.9% 1,699 72.3% 42 2,350 R+46.4
Gregory 455 20.2% 1,771 78.4% 32 2,258 R+58.3
Marshall 858 39.4% 1,287 59.1% 33 2,178 R+19.7
Edmunds 417 21.0% 1,538 77.5% 30 1,985 R+56.5
Dewey 1,131 57.5% 790 40.2% 45 1,966 D+17.3
Clark 437 23.6% 1,373 74.2% 40 1,850 R+50.6
Hand 373 20.3% 1,433 78.1% 30 1,836 R+57.7
Douglas 216 12.7% 1,468 86.0% 23 1,707 R+73.3
Perkins 239 14.3% 1,401 83.9% 29 1,669 R+69.6
Stanley 421 25.5% 1,203 72.8% 28 1,652 R+47.3
Lyman 525 32.9% 1,042 65.2% 30 1,597 R+32.4
Aurora 317 22.6% 1,052 74.9% 36 1,405 R+52.3
Potter 227 16.4% 1,139 82.5% 14 1,380 R+66.1
McPherson 222 16.8% 1,075 81.2% 27 1,324 R+64.4
Corson 622 48.5% 647 50.4% 14 1,283 R+1.9
Sanborn 257 21.7% 905 76.4% 23 1,185 R+54.7
Bennett 466 39.4% 694 58.7% 23 1,183 R+19.3
Faulk 198 16.8% 964 81.6% 20 1,182 R+64.8
Miner 320 28.1% 787 69.2% 31 1,138 R+41.0
Haakon 105 9.2% 1,025 90.2% 6 1,136 R+81.0
Jackson 359 32.2% 739 66.2% 18 1,116 R+34.1
Jerauld 270 26.8% 721 71.7% 15 1,006 R+44.8
Sully 185 19.9% 726 78.1% 19 930 R+58.2
Ziebach 481 53.1% 404 44.6% 21 906 D+8.5
Campbell 117 13.4% 747 85.6% 9 873 R+72.2
Harding 49 6.0% 748 92.0% 16 813 R+86.0
Mellette 298 38.8% 449 58.4% 22 769 R+19.6
Hyde 136 19.2% 564 79.4% 10 710 R+60.3
Jones 90 15.0% 498 83.1% 11 599 R+68.1
Buffalo 352 64.1% 183 33.3% 14 549 D+30.8

Margin: the Democrat's share of all votes minus the Republican's. Sources and how the results were checked.

South Dakota in every presidential election we hold

YearWinnerMargin
2024 Donald Trump (R) R+29.2
2020 Donald Trump (R) R+26.2
2016 Donald Trump (R) R+29.8
2012 Mitt Romney (R) R+18.0
2008 John McCain (R) R+8.4
2004 George W. Bush (R) R+21.5
2000 George W. Bush (R) R+22.7
1996 Bob Dole (R) R+3.5
1992 George H. W. Bush (R) R+3.5
1988 George H. W. Bush (R) R+6.3
1984 Ronald Reagan (R) R+26.5
1980 Ronald Reagan (R) R+28.8
1976 Gerald Ford (R) R+1.5
1972 Richard Nixon (R) R+8.6
1968 Richard Nixon (R) R+11.3
1964 Lyndon B. Johnson (D) D+11.2
1960 Richard Nixon (R) R+16.4
1956 Dwight D. Eisenhower (R) R+16.8
1952 Dwight D. Eisenhower (R) R+38.5
1948 Thomas E. Dewey (R) R+4.8
1944 Thomas E. Dewey (R) R+16.7
1940 Wendell Willkie (R) R+14.8
1936 Franklin D. Roosevelt (D) D+11.5
1932 Franklin D. Roosevelt (D) D+29.2
1928 Herbert Hoover (R) R+21.0
1924 Calvin Coolidge (R) R+36.3
1920 Warren G. Harding (R) R+41.0
1916 Charles Evans Hughes (R) R+3.9
1912 Theodore Roosevelt (other)
1908 William Howard Taft (R) R+23.8
1904 Theodore Roosevelt (R) R+49.4
1900 William McKinley (R) R+15.6
1896 William Jennings Bryan (D) D+0.2
1892 Benjamin Harrison (R) R+36.6