Arizona 2012 Presidential Election Results by County
In 2012, the Republican candidate won 11 of Arizona's 15 counties.
| County | Winner | Party | Votes | Vote Share | Margin | Total Votes Cast |
|---|---|---|---|---|---|---|
| Apache | Barack Obama | Democratic | 17,147 | 66.3% | 34.4 pts | 25,848 |
| Cochise | Mitt Romney | Republican | 29,497 | 60.2% | 22.3 pts | 49,003 |
| Coconino | Barack Obama | Democratic | 29,257 | 56.6% | 15.5 pts | 51,731 |
| Gila | Mitt Romney | Republican | 13,455 | 62.5% | 26.7 pts | 21,528 |
| Graham | Mitt Romney | Republican | 8,076 | 68.1% | 37.7 pts | 11,855 |
| Greenlee | Mitt Romney | Republican | 1,592 | 53.5% | 9.5 pts | 2,974 |
| La Paz | Mitt Romney | Republican | 3,714 | 65.0% | 32.1 pts | 5,717 |
| Maricopa | Mitt Romney | Republican | 749,885 | 54.5% | 10.7 pts | 1,376,558 |
| Mohave | Mitt Romney | Republican | 49,168 | 70.2% | 42.3 pts | 70,010 |
| Navajo | Mitt Romney | Republican | 19,884 | 53.3% | 7.9 pts | 37,335 |
| Pima | Barack Obama | Democratic | 201,251 | 52.6% | 6.9 pts | 382,250 |
| Pinal | Mitt Romney | Republican | 62,079 | 57.3% | 16.4 pts | 108,315 |
| Santa Cruz | Barack Obama | Democratic | 9,486 | 68.3% | 37.8 pts | 13,894 |
| Yavapai | Mitt Romney | Republican | 64,468 | 64.3% | 30.5 pts | 100,283 |
| Yuma | Mitt Romney | Republican | 23,352 | 55.7% | 12.6 pts | 41,953 |