Jefferson County, Illinois
Votes
Percentages
| Year | Democrat | Republican | Other | Total | |||
|---|---|---|---|---|---|---|---|
| 2000 | 6,685 | 43.5% | 8,362 | 54.4% | 313 | 2.0% | 15,360 |
| 2004 | 6,713 | 39.6% | 10,160 | 59.9% | 75 | 0.4% | 16,948 |
| 2008 | 7,462 | 43.5% | 9,302 | 54.3% | 377 | 2.2% | 17,141 |
| 2012 | 6,089 | 37.3% | 9,811 | 60.1% | 420 | 2.6% | 16,320 |
| 2016 | 4,425 | 26.0% | 11,695 | 68.8% | 879 | 5.2% | 16,999 |
| 2020 | 4,608 | 26.5% | 12,476 | 71.7% | 320 | 1.8% | 17,404 |