South Dakota 2020 Presidential Election Results by County
In 2020, the Republican candidate won 60 of South Dakota's 66 counties.
| County | Winner | Party | Votes | Vote Share | Margin | Total Votes Cast |
|---|---|---|---|---|---|---|
| Aurora | Donald J Trump | Republican | 1,052 | 74.9% | 52.3 pts | 1,405 |
| Beadle | Donald J Trump | Republican | 4,808 | 67.9% | 38.1 pts | 7,081 |
| Bennett | Donald J Trump | Republican | 694 | 58.7% | 19.3 pts | 1,183 |
| Bon Homme | Donald J Trump | Republican | 2,235 | 74.5% | 50.4 pts | 3,001 |
| Brookings | Donald J Trump | Republican | 8,000 | 54.9% | 13.0 pts | 14,567 |
| Brown | Donald J Trump | Republican | 10,580 | 60.3% | 23.0 pts | 17,547 |
| Brule | Donald J Trump | Republican | 1,750 | 70.3% | 43.3 pts | 2,490 |
| Buffalo | Joseph R Biden Jr | Democratic | 352 | 64.1% | 30.8 pts | 549 |
| Butte | Donald J Trump | Republican | 3,731 | 77.7% | 58.1 pts | 4,802 |
| Campbell | Donald J Trump | Republican | 747 | 85.6% | 72.2 pts | 873 |
| Charles Mix | Donald J Trump | Republican | 2,552 | 67.5% | 36.3 pts | 3,783 |
| Clark | Donald J Trump | Republican | 1,373 | 74.2% | 50.6 pts | 1,850 |
| Clay | Joseph R Biden Jr | Democratic | 3,083 | 54.1% | 11.0 pts | 5,698 |
| Codington | Donald J Trump | Republican | 8,958 | 68.1% | 38.9 pts | 13,161 |
| Corson | Donald J Trump | Republican | 647 | 50.4% | 1.9 pts | 1,283 |
| Custer | Donald J Trump | Republican | 3,852 | 70.1% | 42.4 pts | 5,494 |
| Davison | Donald J Trump | Republican | 5,613 | 66.4% | 35.1 pts | 8,454 |
| Day | Donald J Trump | Republican | 1,869 | 63.1% | 27.6 pts | 2,964 |
| Deuel | Donald J Trump | Republican | 1,699 | 72.3% | 46.4 pts | 2,350 |
| Dewey | Joseph R Biden Jr | Democratic | 1,131 | 57.5% | 17.3 pts | 1,966 |
| Douglas | Donald J Trump | Republican | 1,468 | 86.0% | 73.3 pts | 1,707 |
| Edmunds | Donald J Trump | Republican | 1,538 | 77.5% | 56.5 pts | 1,985 |
| Fall River | Donald J Trump | Republican | 2,878 | 71.2% | 45.2 pts | 4,042 |
| Faulk | Donald J Trump | Republican | 964 | 81.6% | 64.8 pts | 1,182 |
| Grant | Donald J Trump | Republican | 2,618 | 69.9% | 41.7 pts | 3,745 |
| Gregory | Donald J Trump | Republican | 1,771 | 78.4% | 58.3 pts | 2,258 |
| Haakon | Donald J Trump | Republican | 1,026 | 90.2% | 81.0 pts | 1,137 |
| Hamlin | Donald J Trump | Republican | 2,372 | 76.9% | 56.0 pts | 3,083 |
| Hand | Donald J Trump | Republican | 1,433 | 78.1% | 57.7 pts | 1,836 |
| Hanson | Donald J Trump | Republican | 1,793 | 75.1% | 51.8 pts | 2,388 |
| Harding | Donald J Trump | Republican | 748 | 92.0% | 86.0 pts | 813 |
| Hughes | Donald J Trump | Republican | 5,522 | 63.3% | 29.5 pts | 8,723 |
| Hutchinson | Donald J Trump | Republican | 2,944 | 78.2% | 57.9 pts | 3,767 |
| Hyde | Donald J Trump | Republican | 564 | 79.4% | 60.3 pts | 710 |
| Jackson | Donald J Trump | Republican | 738 | 66.2% | 34.0 pts | 1,115 |
| Jerauld | Donald J Trump | Republican | 721 | 71.7% | 44.8 pts | 1,006 |
| Jones | Donald J Trump | Republican | 498 | 83.1% | 68.1 pts | 599 |
| Kingsbury | Donald J Trump | Republican | 1,904 | 68.5% | 39.0 pts | 2,779 |
| Lake | Donald J Trump | Republican | 3,681 | 62.7% | 27.5 pts | 5,873 |
| Lawrence | Donald J Trump | Republican | 8,753 | 63.3% | 30.5 pts | 13,828 |
| Lincoln | Donald J Trump | Republican | 19,617 | 60.6% | 23.6 pts | 32,396 |
| Lyman | Donald J Trump | Republican | 1,042 | 65.2% | 32.4 pts | 1,597 |
| Marshall | Donald J Trump | Republican | 1,287 | 59.1% | 19.7 pts | 2,178 |
| McCook | Donald J Trump | Republican | 2,068 | 71.3% | 44.8 pts | 2,900 |
| McPherson | Donald J Trump | Republican | 1,075 | 81.2% | 64.4 pts | 1,324 |
| Meade | Donald J Trump | Republican | 9,875 | 72.2% | 48.2 pts | 13,670 |
| Mellette | Donald J Trump | Republican | 449 | 58.4% | 19.6 pts | 769 |
| Miner | Donald J Trump | Republican | 787 | 69.2% | 41.0 pts | 1,138 |
| Minnehaha | Donald J Trump | Republican | 49,249 | 53.3% | 9.5 pts | 92,326 |
| Moody | Donald J Trump | Republican | 1,951 | 60.9% | 24.1 pts | 3,206 |
| Oglala Lakota | Joseph R Biden Jr | Democratic | 2,829 | 88.4% | 79.1 pts | 3,200 |
| Pennington | Donald J Trump | Republican | 35,063 | 61.0% | 25.1 pts | 57,518 |
| Perkins | Donald J Trump | Republican | 1,401 | 83.9% | 69.6 pts | 1,669 |
| Potter | Donald J Trump | Republican | 1,139 | 82.5% | 66.1 pts | 1,380 |
| Roberts | Donald J Trump | Republican | 2,404 | 55.8% | 13.4 pts | 4,307 |
| Sanborn | Donald J Trump | Republican | 905 | 76.4% | 54.7 pts | 1,185 |
| Spink | Donald J Trump | Republican | 2,104 | 66.5% | 35.0 pts | 3,163 |
| Stanley | Donald J Trump | Republican | 1,203 | 72.8% | 47.3 pts | 1,652 |
| Sully | Donald J Trump | Republican | 726 | 78.1% | 58.2 pts | 930 |
| Todd | Joseph R Biden Jr | Democratic | 1,963 | 77.3% | 56.4 pts | 2,539 |
| Tripp | Donald J Trump | Republican | 2,161 | 80.2% | 61.8 pts | 2,696 |
| Turner | Donald J Trump | Republican | 3,290 | 72.3% | 47.3 pts | 4,548 |
| Union | Donald J Trump | Republican | 5,944 | 67.1% | 36.4 pts | 8,855 |
| Walworth | Donald J Trump | Republican | 1,966 | 76.2% | 54.3 pts | 2,580 |
| Yankton | Donald J Trump | Republican | 6,581 | 60.4% | 23.5 pts | 10,900 |
| Ziebach | Joseph R Biden Jr | Democratic | 481 | 53.1% | 8.5 pts | 906 |
Other Cycles
Frequently Asked Questions
Which party won the most counties in South Dakota in 2020?
The Republican candidate won 60 of South Dakota's 66 counties in 2020, with 6 counties going to the other major party.
Which South Dakota county had the closest presidential result in 2020?
Corson had the closest margin in South Dakota in 2020, with Donald J Trump (Republican) winning by 1.9 points out of 1,283 total votes cast.
Which South Dakota county had the widest presidential margin in 2020?
Harding had the widest margin in South Dakota in 2020, with Donald J Trump (Republican) winning by 86.0 points.
How many counties are included in South Dakota's 2020 presidential results?
This page covers 66 counties in South Dakota for the 2020 presidential election, based on MEDSL/EveryElectionResult.com county-level returns.