Jefferson County, Ohio
Votes
Percentages
| Year | Democrat | Republican | Other | Total | |||
|---|---|---|---|---|---|---|---|
| 2000 | 17,488 | 50.5% | 15,038 | 43.4% | 2,110 | 6.1% | 34,636 |
| 2004 | 19,019 | 52.3% | 17,184 | 47.3% | 163 | 0.4% | 36,366 |
| 2008 | 17,635 | 49.1% | 17,559 | 48.9% | 745 | 2.1% | 35,939 |
| 2012 | 15,385 | 46.5% | 17,034 | 51.5% | 650 | 2.0% | 33,069 |
| 2016 | 9,675 | 30.0% | 21,117 | 65.6% | 1,409 | 4.4% | 32,201 |
| 2020 | 10,018 | 30.0% | 22,828 | 68.4% | 516 | 1.5% | 33,362 |