Arizona — All 15 Counties
Arizona has 15 counties with 463 communities and a combined population of 6,798,720.
| County | Towns | Population |
|---|---|---|
| Maricopa County | 44 | 4,352,491 |
| Pima County | 55 | 1,001,980 |
| Pinal County | 38 | 346,524 |
| Mohave County | 45 | 199,745 |
| Yuma County | 21 | 187,511 |
| Yavapai County | 24 | 183,899 |
| Coconino County | 34 | 141,043 |
| Cochise County | 22 | 103,613 |
| Navajo County | 47 | 88,120 |
| Gila County | 51 | 52,856 |
| Apache County | 39 | 48,241 |
| Santa Cruz County | 10 | 44,998 |
| Graham County | 11 | 26,732 |
| La Paz County | 17 | 14,009 |
| Greenlee County | 5 | 6,958 |