Prince William County, Virginia
Votes
Percentages
| Year | Democrat | Republican | Other | Total | |||
|---|---|---|---|---|---|---|---|
| 2000 | 44,745 | 44.5% | 52,788 | 52.5% | 2,978 | 3.0% | 100,511 |
| 2004 | 61,271 | 46.4% | 69,776 | 52.8% | 1,016 | 0.8% | 132,063 |
| 2008 | 93,435 | 57.5% | 67,621 | 41.6% | 1,390 | 0.9% | 162,446 |
| 2012 | 103,331 | 57.3% | 74,458 | 41.3% | 2,406 | 1.3% | 180,195 |
| 2016 | 113,144 | 57.6% | 71,721 | 36.5% | 11,673 | 5.9% | 196,538 |
| 2020 | 142,863 | 62.6% | 81,222 | 35.6% | 4,182 | 1.8% | 228,267 |