| 2011 | |
|---|---|
| Tehran | 6.045.398 |
| Razavi Khorasan | 2.994.873 |
| Isfahan | 2.403.291 |
| Fars | 2.280.744 |
| Khuzestan | 2.245.511 |
| East Azerbaijan | 1.842.589 |
| Mazandaran | 1.531.208 |
| West Azerbaijan | 1.525.449 |
| Kerman | 1.456.649 |
| Sistan and Baluchestan | 1.265.579 |
| Gilan | 1.248.941 |
| Alborz | 1.189.892 |
| Kermanshah | 963.447 |
| Golestan | 890.184 |
| Hamadan | 874.832 |
| Lorestan | 870.550 |
| Hormozgan | 775.425 |
| Kurdistan | 742.489 |
| Markazi | 698.432 |
| Ardabil | 616.516 |
| Qazvin | 591.761 |
| Qom | 564.011 |
| Yazd | 520.864 |
| Zanjan | 506.542 |
| Bushehr | 471.994 |
| Chaharmahal and Bakhtiari Province | 444.295 |
| North Khorasan | 436.140 |
| South Khorasan | 329.795 |
| Kohgiluyeh and Boyer-Ahmad | 329.550 |
| Semnan | 311.918 |
| Ilam | 275.131 |