Harris County, Texas
Votes
Percentages
| Year | Democrat | Republican | Other | Total | |||
|---|---|---|---|---|---|---|---|
| 2000 | 418,267 | 42.9% | 529,159 | 54.3% | 27,396 | 2.8% | 974,822 |
| 2004 | 475,865 | 44.6% | 584,723 | 54.8% | 7,380 | 0.7% | 1,067,968 |
| 2008 | 590,982 | 50.4% | 571,883 | 48.8% | 8,607 | 0.7% | 1,171,472 |
| 2012 | 587,044 | 49.4% | 586,073 | 49.3% | 15,468 | 1.3% | 1,188,585 |
| 2016 | 707,914 | 54.0% | 545,955 | 41.6% | 58,243 | 4.4% | 1,312,112 |
| 2020 | 918,193 | 56.0% | 700,630 | 42.7% | 21,995 | 1.3% | 1,640,818 |