Suffolk County, New York
Votes
Percentages
| Year | Democrat | Republican | Other | Total | |||
|---|---|---|---|---|---|---|---|
| 2000 | 306,306 | 53.4% | 240,992 | 42.0% | 26,568 | 4.6% | 573,866 |
| 2004 | 307,011 | 48.1% | 292,186 | 45.7% | 39,515 | 6.2% | 638,712 |
| 2008 | 346,379 | 52.6% | 306,815 | 46.6% | 5,833 | 0.9% | 659,027 |
| 2012 | 287,519 | 49.0% | 243,258 | 41.5% | 55,481 | 9.5% | 586,258 |
| 2016 | 303,951 | 44.6% | 350,570 | 51.5% | 26,733 | 3.9% | 681,254 |
| 2020 | 368,000 | 48.6% | 375,821 | 49.6% | 14,056 | 1.9% | 757,877 |