Kut's 2025 population is now estimated at 525,020. In 1950, the population of Kut was 18,506. Kut has grown by 12,937 in the last year, which represents a 2.53% annual change.These population estimates and projections come from the latest revision of the UN World Urbanization Prospects. These estimates represent the Urban agglomeration of Kut, which typically includes Kut's population in addition to adjacent suburban areas.
| City | 2025 Pop. ↓ | Growth |
|---|---|---|
| Baghdad | 8,141,120 | 2.78% |
| Mosul | 1,904,140 | 3.06% |
| Basra | 1,524,650 | 2.66% |
| Kirkuk | 1,128,190 | 2.53% |
| Najaf | 1,017,660 | 3.02% |
| Erbil | 940,560 | 2.5% |
| Sulaimaniya | 846,517 | 2.83% |
| Amara | 778,052 | 3.23% |
| Nasiriyah | 710,858 | 2.9% |
| Hillah | 673,103 | 2.53% |
| Karbala | 618,426 | 2.53% |
| Diwaniyah | 610,804 | 3.26% |
| Kut | 525,020 | 2.53% |
| Ramadi | 503,842 | 2.53% |
| Faloojah | 386,071 | 2.53% |
| Baaqoobah | 377,496 | 3.03% |
| Samarra | 347,408 | 2.53% |
