List of largest cities and towns in Turkey

This is a list of the largest cities and towns in Turkey by population, which includes cities and towns that are provincial capitals or have a population of at least 7,000.

The total population of Turkey is 86,092,168 according to the 2025 end of the year estimate, making it the 18th most populated country in the world.

Since there are no defined city borders in Turkey, it is hard to estimate the exact populations of urban areas. However a rough estimate for the top cities is as follows.

• Istanbul, Turkey's economic and cultural center, is the largest city of the country with a population of c. 15 million. It is the 26th most populous urban agglomeration in the world and the second in Europe, after Moscow. It is also one of the world cities with most international tourist arrivals, accommodating an annual tourist population more than its residents.
• Ankara, the capital city of Turkey and its second-largest city, has a population of c. 5.5 million.
• İzmir, Turkey's third-largest city, has a population of c. 3.5 million.
• Bursa, fourth-largest city of the country, has a population of c. 2.5 million.
• Gaziantep, Turkey's fifth-largest city, has a population of over 2 million.
• Adana follows the list with a population of almost 2 million.
• Antalya, Konya, Kayseri, Kocaeli, Mersin, Diyarbakır, and Şanlıurfa are other cities with more than 1 million inhabitants. Antalya is another tourist attraction for international visitors, being in top 10 worldwide along Istanbul.