Elections / 2020 · President · SD
South Dakota — 2020 presidential election
Recent presidential results
Akashicstate2020 presidential electionSouth Dakota · PresidentTrumpR+26.2
How it voted
Share of the 2020 vote
| Donald Trump ✓Republican | 61.8% | 261,043 |
|---|---|---|
| Joe BidenDemocratic | 35.6% | 150,471 |
| OtherAll other candidates | 2.6% | 11,095 |
2020presidential margin
D+60R+60
66 counties, each filled by 2020 D-vs-R margin. Hover any county for its result.
South Dakota cast 3 electoral votes this cycle.
County-level results (66 counties) — table
| County | Winner | Margin |
|---|---|---|
| Aurora County, SD | Republican | R+52.3 |
| Beadle County, SD | Republican | R+38.1 |
| Bennett County, SD | Republican | R+19.3 |
| Bon Homme County, SD | Republican | R+50.4 |
| Brookings County, SD | Republican | R+13.0 |
| Brown County, SD | Republican | R+23.0 |
| Brule County, SD | Republican | R+43.3 |
| Buffalo County, SD | Democratic | D+30.8 |
| Butte County, SD | Republican | R+58.1 |
| Campbell County, SD | Republican | R+72.2 |
| Charles Mix County, SD | Republican | R+36.3 |
| Clark County, SD | Republican | R+50.6 |
| Clay County, SD | Democratic | D+11.0 |
| Codington County, SD | Republican | R+38.9 |
| Corson County, SD | Republican | R+1.9 |
| Custer County, SD | Republican | R+42.4 |
| Davison County, SD | Republican | R+35.1 |
| Day County, SD | Republican | R+27.6 |
| Deuel County, SD | Republican | R+46.4 |
| Dewey County, SD | Democratic | D+17.3 |
| Douglas County, SD | Republican | R+73.3 |
| Edmunds County, SD | Republican | R+56.5 |
| Fall River County, SD | Republican | R+45.2 |
| Faulk County, SD | Republican | R+64.8 |
| Grant County, SD | Republican | R+41.7 |
| Gregory County, SD | Republican | R+58.3 |
| Haakon County, SD | Republican | R+81.0 |
| Hamlin County, SD | Republican | R+56.0 |
| Hand County, SD | Republican | R+57.7 |
| Hanson County, SD | Republican | R+51.8 |
| Harding County, SD | Republican | R+86.0 |
| Hughes County, SD | Republican | R+29.5 |
| Hutchinson County, SD | Republican | R+57.9 |
| Hyde County, SD | Republican | R+60.3 |
| Jackson County, SD | Republican | R+34.0 |
| Jerauld County, SD | Republican | R+44.8 |
| Jones County, SD | Republican | R+68.1 |
| Kingsbury County, SD | Republican | R+39.0 |
| Lake County, SD | Republican | R+27.5 |
| Lawrence County, SD | Republican | R+30.5 |
| Lincoln County, SD | Republican | R+23.6 |
| Lyman County, SD | Republican | R+32.4 |
| Marshall County, SD | Republican | R+19.7 |
| McCook County, SD | Republican | R+44.8 |
| McPherson County, SD | Republican | R+64.4 |
| Meade County, SD | Republican | R+48.2 |
| Mellette County, SD | Republican | R+19.6 |
| Miner County, SD | Republican | R+41.0 |
| Minnehaha County, SD | Republican | R+9.5 |
| Moody County, SD | Republican | R+24.1 |
| Oglala Lakota County, SD | Democratic | D+79.1 |
| Pennington County, SD | Republican | R+25.1 |
| Perkins County, SD | Republican | R+69.6 |
| Potter County, SD | Republican | R+66.1 |
| Roberts County, SD | Republican | R+13.4 |
| Sanborn County, SD | Republican | R+54.7 |
| Spink County, SD | Republican | R+35.0 |
| Stanley County, SD | Republican | R+47.3 |
| Sully County, SD | Republican | R+58.2 |
| Todd County, SD | Democratic | D+56.4 |
| Tripp County, SD | Republican | R+61.8 |
| Turner County, SD | Republican | R+47.3 |
| Union County, SD | Republican | R+36.4 |
| Walworth County, SD | Republican | R+54.3 |
| Yankton County, SD | Republican | R+23.5 |
| Ziebach County, SD | Democratic | D+8.5 |
Nominees: Joe Biden (D) · Donald Trump (R)
South Dakota's presidential margins
1892–2024, the 2020 contest in context
| Year | Margin (D minus R) |
|---|---|
| 1892 | −36.5% |
| 1896 | +0.2% |
| 1900 | −15.6% |
| 1904 | −49.4% |
| 1908 | −23.8% |
| 1912 | +42.1% |
| 1916 | −3.9% |
| 1920 | −41.0% |
| 1924 | −36.3% |
| 1928 | −21.0% |
| 1932 | +29.2% |
| 1936 | +11.5% |
| 1940 | −14.8% |
| 1944 | −16.7% |
| 1948 | −4.8% |
| 1952 | −38.5% |
| 1956 | −16.8% |
| 1960 | −16.4% |
| 1964 | +11.2% |
| 1968 | −11.3% |
| 1972 | −8.6% |
| 1976 | −1.5% |
| 1980 | −28.8% |
| 1984 | −26.5% |
| 1988 | −6.3% |
| 1992 | −3.5% |
| 1996 | −3.5% |
| 2000 | −22.7% |
| 2004 | −21.3% |
| 2008 | −8.4% |
| 2012 | −18.0% |
| 2016 | −29.8% |
| 2020 | −26.2% |
| 2024 | −29.2% |
County-by-county results — 66 counties
| County | Won | Margin | Democratic | Republican | Total |
|---|---|---|---|---|---|
| Aurora County | R | 317 | 1,052 | 1,405 | |
| Beadle County | R | 2,107 | 4,808 | 7,081 | |
| Bennett County | R | 466 | 694 | 1,183 | |
| Bon Homme County | R | 721 | 2,235 | 3,001 | |
| Brookings County | R | 6,110 | 8,000 | 14,567 | |
| Brown County | R | 6,538 | 10,580 | 17,547 | |
| Brule County | R | 673 | 1,750 | 2,490 | |
| Buffalo County | D | 352 | 183 | 549 | |
| Butte County | R | 939 | 3,731 | 4,802 | |
| Campbell County | R | 117 | 747 | 873 | |
| Charles Mix County | R | 1,177 | 2,552 | 3,783 | |
| Clark County | R | 437 | 1,373 | 1,850 | |
| Clay County | D | 3,083 | 2,456 | 5,698 | |
| Codington County | R | 3,837 | 8,958 | 13,161 | |
| Corson County | R | 622 | 647 | 1,283 | |
| Custer County | R | 1,522 | 3,852 | 5,494 | |
| Davison County | R | 2,648 | 5,613 | 8,454 | |
| Day County | R | 1,052 | 1,869 | 2,964 | |
| Deuel County | R | 609 | 1,699 | 2,350 | |
| Dewey County | D | 1,131 | 790 | 1,966 | |
| Douglas County | R | 216 | 1,468 | 1,707 | |
| Edmunds County | R | 417 | 1,538 | 1,985 | |
| Fall River County | R | 1,053 | 2,878 | 4,042 | |
| Faulk County | R | 198 | 964 | 1,182 | |
| Grant County | R | 1,056 | 2,618 | 3,745 | |
| Gregory County | R | 455 | 1,771 | 2,258 | |
| Haakon County | R | 105 | 1,026 | 1,137 | |
| Hamlin County | R | 647 | 2,372 | 3,083 | |
| Hand County | R | 373 | 1,433 | 1,836 | |
| Hanson County | R | 557 | 1,793 | 2,388 | |
| Harding County | R | 49 | 748 | 813 | |
| Hughes County | R | 2,953 | 5,522 | 8,723 | |
| Hutchinson County | R | 762 | 2,944 | 3,767 | |
| Hyde County | R | 136 | 564 | 710 | |
| Jackson County | R | 359 | 738 | 1,115 | |
| Jerauld County | R | 270 | 721 | 1,006 | |
| Jones County | R | 90 | 498 | 599 | |
| Kingsbury County | R | 819 | 1,904 | 2,779 | |
| Lake County | R | 2,068 | 3,681 | 5,873 | |
| Lawrence County | R | 4,537 | 8,753 | 13,828 | |
| Lincoln County | R | 11,981 | 19,617 | 32,396 | |
| Lyman County | R | 525 | 1,042 | 1,597 | |
| Marshall County | R | 858 | 1,287 | 2,178 | |
| McCook County | R | 769 | 2,068 | 2,900 | |
| McPherson County | R | 222 | 1,075 | 1,324 | |
| Meade County | R | 3,285 | 9,875 | 13,670 | |
| Mellette County | R | 298 | 449 | 769 | |
| Miner County | R | 320 | 787 | 1,138 | |
| Minnehaha County | R | 40,482 | 49,249 | 92,326 | |
| Moody County | R | 1,179 | 1,951 | 3,206 | |
| Oglala Lakota County | D | 2,829 | 297 | 3,200 | |
| Pennington County | R | 20,606 | 35,063 | 57,518 | |
| Perkins County | R | 239 | 1,401 | 1,669 | |
| Potter County | R | 227 | 1,139 | 1,380 | |
| Roberts County | R | 1,828 | 2,404 | 4,307 | |
| Sanborn County | R | 257 | 905 | 1,185 | |
| Spink County | R | 998 | 2,104 | 3,163 | |
| Stanley County | R | 421 | 1,203 | 1,652 | |
| Sully County | R | 185 | 726 | 930 | |
| Todd County | D | 1,963 | 532 | 2,539 | |
| Tripp County | R | 495 | 2,161 | 2,696 | |
| Turner County | R | 1,139 | 3,290 | 4,548 | |
| Union County | R | 2,725 | 5,944 | 8,855 | |
| Walworth County | R | 565 | 1,966 | 2,580 | |
| Yankton County | R | 4,016 | 6,581 | 10,900 | |
| Ziebach County | D | 481 | 404 | 906 |
Same ballot, 2020SD
Source. MIT Election Data + Science Lab — 2020 presidential returns · official county-level results. Real returns — nothing estimated.