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  1. Home
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  5. /Gölcük
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Gölcük, Kocaeli

Turkey

Provincial capital40.7150° N, 29.8182° E

Gölcük is a provincial capital situated in Kocaeli, Turkey. Its population is 56,189.

Population56,189
ProvinceKocaeli
Coordinates40.7150° N, 29.8182° E
CountryTurkey
Rank in Turkey#167 of 54,516

Map

About Gölcük

Gölcük is situated at 40.72° N, 29.82° E in the Northern Hemisphere. It falls under the Kocaeli region of Turkey.

Gölcük occupies position #167 by population in Turkey, with 56,189 inhabitants across 54,516 registered cities.

Cities in Kocaeli

Within the Kocaeli region of Turkey, Gölcük stands alongside cities like Gebze, İzmit, Derince. Gölcük has 56,189 inhabitants.

Gebze281,436İzmit196,571Derince125,485Körfez90,580Karamürsel30,525Kandıra13,805Köseköy9,200İhsaniye9,186Kullar8,820Bahçecik8,648

Nearby Cities

In the vicinity of Gölcük, there are 20 cities and towns within 25 km.

●
ŞirinköyCity
1.6 km
●
ÖrcünCity
2.4 km
●
SaraylıCity
2.5 km
●
İhsaniyeCity · 9,186 inhab.
3 km
●
DeğirmendereDistrict capital
3.2 km
●
HisareynCity
4.3 km
●
EskigoncaCity
4.7 km
●
DerinceProvincial capital · 125,485 inhab.
4.7 km
●
SelimiyeCity
4.8 km
●
YazlıkCity
4.9 km
●
HamidiyeCity
5.4 km
●
HalıdereCity · 3,073 inhab.
5.6 km
●
NimetiyeCity
6.4 km
●
KörfezProvincial capital · 90,580 inhab.
6.5 km
●
HasaneynCity
6.6 km
●
YeniköyCity
6.9 km
●
PanayırCity
7.1 km
●
ÜmmiyeCity
7.4 km
●
İcadiyeCity
7.7 km
●
SiretiyeCity
7.9 km

Explore Turkey

Turkey profileAll cities of TurkeyWorld rankingsCompare countries

Largest cities in Turkey

#1 Istanbul15,701,602#2 Ankara3,517,182#3 Bursa3,101,833#4 İzmir2,938,292#5 Gaziantep2,130,432
Search People Gölcük →

Frequently Asked Questions

What is the population of Gölcük?

Gölcük has a population of 56,189. It ranks #167 in Turkey by population.

What province or state is Gölcük in?

Gölcük is located in Kocaeli, Turkey.

Where is Gölcük located?

Gölcük is located at coordinates 40.72° N, 29.82° E in Kocaeli, Turkey.

Gölcük, Turkey data is included in the Bamwor global dataset, a structured database used by developers and AI systems.

Access this data programmatically via the Bamwor API:
https://bamwor.com/api/v1/cities/746666

For AI-native workflows, the Bamwor MCP Server provides direct structured access.

API Documentation →MCP Server →
GET /api/v1/cities/746666

Source: Bamwor World Encyclopedia — GeoNames (CC BY 4.0)