Maricopa County, Arizona
Votes
Percentages
| Year | Democrat | Republican | Other | Total | |||
|---|---|---|---|---|---|---|---|
| 2000 | 386,683 | 42.9% | 479,967 | 53.2% | 35,049 | 3.9% | 901,699 |
| 2004 | 504,849 | 42.3% | 679,455 | 57.0% | 8,447 | 0.7% | 1,192,751 |
| 2008 | 602,166 | 44.1% | 746,448 | 54.7% | 16,348 | 1.2% | 1,364,962 |
| 2012 | 602,288 | 43.8% | 749,885 | 54.5% | 24,385 | 1.8% | 1,376,558 |
| 2016 | 702,907 | 44.8% | 747,361 | 47.7% | 117,566 | 7.5% | 1,567,834 |
| 2020 | 1,040,774 | 50.3% | 995,665 | 48.1% | 31,705 | 1.5% | 2,068,144 |