Gaziantep's 2026 population is now estimated at 2,242,869.In 1927, the population of Gaziantep was 215,762.Gaziantep has grown by 24,891 in the last year, which represents a 1.12% annual change.These population values and projections come from Turkey TUIK NIP population by sex and province time series and World Population Review Internal Projections.
City | 2026 Pop.↓ | Growth |
|---|---|---|
| Istanbul | 15,791,519 | 0.29% |
| Ankara | 5,956,929 | 0.79% |
| Izmir | 4,546,894 | 0.6% |
| Bursa | 3,315,749 | 1.18% |
| Antalya | 2,816,601 | 1.72% |
| Konya | 2,372,305 | 0.9% |
| Sanliurfa | 2,306,588 | 1.53% |
| Adana | 2,295,419 | 0.33% |
| Gaziantep | 2,242,869 | 1.12% |
| Kocaeli | 2,205,628 | 1.76% |
| Mersin | 2,002,110 | 1.22% |
| Diyarbakir | 1,863,340 | 0.81% |
| Hatay | 1,525,593 | -1.18% |
| Manisa | 1,490,486 | 0.51% |
| Kayseri | 1,470,263 | 0.61% |
| Samsun | 1,395,789 | 0.48% |
| Balikesir | 1,296,268 | 0.79% |
| Tekirdag | 1,245,788 | 2.44% |
| Aydin | 1,190,588 | 1.05% |
| Sakarya | 1,146,358 | 1.59% |
