Nassau County, New York
Votes
Percentages
| Year | Democrat | Republican | Other | Total | |||
|---|---|---|---|---|---|---|---|
| 2000 | 341,610 | 57.9% | 226,954 | 38.5% | 21,143 | 3.6% | 589,707 |
| 2004 | 317,283 | 51.3% | 273,502 | 44.2% | 27,558 | 4.5% | 618,343 |
| 2008 | 342,067 | 53.8% | 288,758 | 45.4% | 4,589 | 0.7% | 635,414 |
| 2012 | 294,661 | 51.9% | 237,862 | 41.9% | 35,628 | 6.3% | 568,151 |
| 2016 | 326,088 | 51.2% | 288,313 | 45.3% | 22,566 | 3.5% | 636,967 |
| 2020 | 396,504 | 53.7% | 326,716 | 44.2% | 15,149 | 2.1% | 738,369 |