7 cities
| City | County | 2025 Pop. ↓ |
|---|---|---|
| Yuma | Yuma County | 105,113 |
| Youngtown | Maricopa County | 7,061 |
| Yarnell | Yavapai County | 561 |
| York | Greenlee County | 455 |
| Yuma Proving Ground | Yuma County | 391 |
| Young | Gila County | 342 |
| Yucca | Mohave County | 50 |