About Gölcük district
Gölcük district is a city located in Turkey, in the Kocaeli Province region. According to the latest available data (2026), the population of Gölcük district is approximately 145,805 residents, making it the #198 most populous city in Turkey.
Globally, Gölcük district ranks #11,540 among the world's most populated cities.
Gölcük district City Statistics
| City | Gölcük district |
| Country |  Turkey |
| Population | 145,805 |
| Global Rank | #11,540 |
| Rank in Turkey | #198 of 286 cities |
| City Category | city |
| Region | Kocaeli Province |
| Latitude | 40.72 |
| Longitude | 29.8203 |
| Data Year | 2026 |
Where is Gölcük district Located?
Gölcük district is located in Turkey, in the Kocaeli Province region, at coordinates 40.72° latitude and 29.8203° longitude. Located in the mid-latitudes, Gölcük district experiences distinct four-season weather patterns.
Nearby Cities
Other Cities in Turkey
Largest Cities in Turkey
| # | City | Population |
|---|---|---|
| 1 | Antalya | 2,426,356 |
| 2 | Konya | 2,232,374 |
| 3 | Adana | 1,810,646 |
| 4 | Diyarbakır | 1,732,396 |
| 5 | Kayseri | 1,389,680 |
Frequently Asked Questions
What is the population of Gölcük district?
The population of Gölcük district is approximately 145,805 residents according to the latest available data (2026).
Where is Gölcük district located?
Gölcük district is located in Turkey at approximately 40.72° latitude and 29.8203° longitude.
Is Gölcük district one of the largest cities in Turkey?
With a population of 145,805, Gölcük district is one of the notable urban areas in Turkey. It ranks #198 out of 286 cities in the country.
