Kocaeli Population 2026
The population of Kocaeli, Turkey is 12 826 for 2026. Kocaeli ranks 402 in terms of population in Turkey from 486 cities. Chislennost.com uses information from reliable sources. Find out the population of a country, city, district at Chislennost.com.
Population of Kocaeli
12 826 people
Flag of Turkey
Data for 2026
The site chislennost.com uses information from official sources and is updated every month. Some data may differ due to the lack of the latest census.
Useful links:
FAQ
⚡ When was the population counted?
A population count in Kocaeli was carried out in 2026.
⚡ What place does Kocaeli have in terms of population in Turkey?
Kocaeli is ranked 402 in the city population ranking in Turkey.
⚡ What place does Kocaeli have in terms of population in the world?
Kocaeli is ranked 9747 in the city population ranking in the world.