25 cities
| City | 2026 Pop. ↓ |
|---|---|
| Ahvaz | 1,339,790 |
| Ardabil | 621,815 |
| Arak | 596,642 |
| Azadshahr | 514,102 |
| Abadan | 370,180 |
| Amol | 199,382 |
| Akbarabad | 98,342 |
| Ahar | 94,348 |
| Aligudarz | 91,041 |
| Alvand | 90,000 |
| Alvand | 74,889 |
| Abhar | 69,889 |
| Asadabad | 59,617 |
| Ardakan | 58,834 |
| Abadeh | 56,988 |
| Abyek | 55,128 |
| Azadshahr | 47,590 |
| Azna | 47,482 |
| Astaneh-ye Ashrafiyeh | 42,784 |
| Astara | 39,065 |
| Aleshtar | 27,701 |
| Aghajari | 21,785 |
| Abrisham | 20,000 |
| Abdanan | 19,360 |
| Ardestan | 16,058 |