Pennington County, South Dakota
Votes
Percentages
| Year | Democrat | Republican | Other | Total | |||
|---|---|---|---|---|---|---|---|
| 2000 | 11,123 | 30.4% | 24,696 | 67.6% | 738 | 2.0% | 36,557 |
| 2004 | 14,213 | 31.6% | 29,976 | 66.7% | 779 | 1.7% | 44,968 |
| 2008 | 17,802 | 38.9% | 27,603 | 60.3% | 382 | 0.8% | 45,787 |
| 2012 | 15,125 | 34.0% | 28,232 | 63.5% | 1,107 | 2.5% | 44,464 |
| 2016 | 14,074 | 29.5% | 29,804 | 62.4% | 3,865 | 8.1% | 47,743 |
| 2020 | 20,606 | 35.8% | 35,063 | 61.0% | 1,849 | 3.2% | 57,518 |