Körfez Population 2026
Körfez has a population of 90,580, making it the #120 biggest city in 🇹🇷 Türkiye, located in Kocaeli. Roughly 0.1% of Türkiye's population lives here. It is about 173× smaller than Istanbul, the country's biggest city.
Population (city proper)
90,580
Rank in Türkiye
#120
Coordinates
40.77°N, 29.78°E
~57 m elevation · Europe/Istanbul
Distance to capital (Ankara)
277 km
172 miles, straight line
Other big cities in Kocaeli
Cities near Körfez
FAQ
What is the population of Körfez?
Körfez has a population of 90,580 (city proper, latest official figure via GeoNames), making it the #120 biggest city in Türkiye.
What region is Körfez in?
Körfez is located in Kocaeli, Türkiye.
Is Körfez the capital of Türkiye?
No, the capital of Türkiye is Ankara, about 277 km away.
Sources & notes
Population refers to the city proper (municipal boundaries), not the metropolitan area. Source: GeoNames (CC BY 4.0), retrieved 2026-07-07. Country data: UN World Population Prospects 2024.
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