Whiteside County, Illinois
Votes
Percentages
| Year | Democrat | Republican | Other | Total | |||
|---|---|---|---|---|---|---|---|
| 2000 | 12,886 | 51.9% | 11,252 | 45.3% | 699 | 2.8% | 24,837 |
| 2004 | 13,723 | 51.1% | 12,959 | 48.2% | 191 | 0.7% | 26,873 |
| 2008 | 15,607 | 58.0% | 10,883 | 40.4% | 416 | 1.5% | 26,906 |
| 2012 | 14,833 | 57.8% | 10,334 | 40.3% | 487 | 1.9% | 25,654 |
| 2016 | 11,035 | 43.1% | 12,615 | 49.3% | 1,932 | 7.6% | 25,582 |
| 2020 | 12,253 | 44.8% | 14,527 | 53.1% | 595 | 2.2% | 27,375 |