Mercer County, New Jersey
Votes
Percentages
| Year | Democrat | Republican | Other | Total | |||
|---|---|---|---|---|---|---|---|
| 2000 | 83,256 | 61.4% | 46,670 | 34.4% | 5,633 | 4.2% | 135,559 |
| 2004 | 91,580 | 61.3% | 56,604 | 37.9% | 1,326 | 0.9% | 149,510 |
| 2008 | 107,926 | 68.1% | 50,223 | 31.7% | 400 | 0.3% | 158,549 |
| 2012 | 104,377 | 68.0% | 47,355 | 30.8% | 1,779 | 1.2% | 153,511 |
| 2016 | 104,775 | 66.9% | 46,193 | 29.5% | 5,561 | 3.6% | 156,529 |
| 2020 | 122,532 | 69.4% | 51,641 | 29.2% | 2,431 | 1.4% | 176,604 |