Jefferson County, Pennsylvania
Votes
Percentages
| Year | Democrat | Republican | Other | Total | |||
|---|---|---|---|---|---|---|---|
| 2000 | 5,566 | 31.7% | 11,473 | 65.3% | 535 | 3.0% | 17,574 |
| 2004 | 6,073 | 31.0% | 13,371 | 68.4% | 116 | 0.6% | 19,560 |
| 2008 | 6,447 | 34.3% | 12,057 | 64.1% | 297 | 1.6% | 18,801 |
| 2012 | 4,787 | 26.5% | 13,048 | 72.1% | 262 | 1.4% | 18,097 |
| 2016 | 3,650 | 18.7% | 15,192 | 78.0% | 636 | 3.3% | 19,478 |
| 2020 | 4,527 | 19.8% | 17,960 | 78.7% | 337 | 1.5% | 22,824 |