Kocaeli Province ( tr, Kocaeli ili, ) is a province of Turkey and one of only three not to have the same official name as its capital, İzmit, which is thus also sometimes called Kocaeli. The province is the successor of the Ottoman-era

Sanjak of Kocaeli The Sanjak of Kocaeli was a second-level Ottoman province (''sanjak'' or '' liva'') with capital at Iznikmid/Izmid (Byzantine Nicomedia, modern Izmit). History Kocaeli derives its name from Akça Khodja, an Ottoman Turkish warleader who began ...

. The largest towns in the province are İzmit and Gebze. The traffic code is 41. The province is located at the easternmost end of the Sea of Marmara around the

Gulf of İzmit Gulf of İzmit (Turkish language, Turkish: ''İzmit Körfezi''), also referred to as Izmit Bay, is a bay at the easternmost edge of the Sea of Marmara, in Kocaeli Province, Turkey. The gulf takes its name from the city of İzmit. Other cities a ...

. Kocaeli is bordered by the province of Istanbul and the Marmara Sea to the west, the Black Sea to the north, the province of

Sakarya Sakarya may refer to: Places * Sakarya Province, in Turkey ** Sakarya (electoral district) ** Sakarya University * Sakarya (continent), a small continent 90 million years ago * Sakarya River, in Turkey * Sakarya, Polatlı, a village in Ankara Pro ...

to the east, the province of

Bursa ( grc-gre, Προῦσα, Proûsa, Latin: Prusa, ota, بورسه, Arabic:بورصة) is a city in northwestern Turkey and the administrative center of Bursa Province. The fourth-most populous city in Turkey and second-most populous in the ...

to the south and the province of Yalova to the southwest. The metropolitan area of Istanbul extends to the Kocaeli-Istanbul provincial border. The size and natural conditions of the Bay of İzmit allow for extensive port facilities, including the

Gölcük Naval Base Gölcük Naval Base ( tr, Gölcük Deniz Ana Üssü) is the main base of the Turkish Navy on the east coast of the Sea of Marmara in Gölcük, Kocaeli. It is the principal base for logistic support with various facilities stretched over of land ...

. The province is called the industrial capital of Turkey. Kocaeli has an airport named

Cengiz Topel Naval Air Station Cengiz Topel Naval Air Station ( tr, Cengiz Topel Deniz Hava Üssü), a.k.a. Topel Airport or formerly Cengiz Topel Air Base, is a Turkish Navy air station located east of İzmit in Kocaeli Province, Turkey. The airport is in joint use for milit ...

which is used for military and civilian transport. Kocaeli has two universities:

Kocaeli University The Kocaeli University (KOU) is a state university in Kocaeli, Turkey. It was founded as the Academy of Engineering and Architecture of Kocaeli in 1976. The electrical and mechanical engineering departments, basic sciences, and department of m ...

and

Gebze Technical University Gebze Technical University ( tr, Gebze Teknik Üniversitesi (GTÜ)), formerly known as Gebze Institute of Technology (GIT), is one of two institutes of technology founded in Turkey; The other one is İzmir Institute of Technology. It is a uni ...

Demographics

Data taken from Kocaeli Metropolitan Municipality and Central Dissemination System. The information is for (xxxx-12-31).

Districts

Kocaeli province is divided into 12

districts A district is a type of administrative division that, in some countries, is managed by the local government. Across the world, areas known as "districts" vary greatly in size, spanning regions or counties, several municipalities, subdivisions o ...

with the capital district of İzmit (in bold): * KOCAELİ: 1,722,795 **

Derince Derince is a seaport, city and district of Kocaeli Province of Turkey. The mayor is Zeki Aygün ( AK Parti). Derince Port is one of the few ports in Turkey under government control. The port is operated by the Turkish State Railways (TCDD). Havi ...

: 133,739 ** Gebze: 338,412 ** Gölcük: 149,238 ** İzmit: 338,710 ** Kandıra: 49,203 ** Karamürsel: 54,225 ** Körfez: 146,210 **

Kartepe Kartepe is a town and district of Kocaeli Province, Turkey. The mayor is Şükrü Karabalık ( AKP). Geography Kartepe (literally Snowy hill referring to mountains to the south) is situated at to the east of Kocaeli Gulf. It is almost merged ...

: 104,882 ** Başiskele: 79,625 ** Çayırova: 109,698 ** Dilovası: 45,714 **

Darıca Darıca ( el, Δάριτζα, from the Byzantine τὰ Ῥίτζιον) is a town and district of Kocaeli Province in the Marmara region of Turkey. It was ceded from Gebze district in 2008. The current mayor is Şükrü Karabacak, former head co ...

: 173,139

Twin cities

Kassel Kassel (; in Germany, spelled Cassel until 1926) is a city on the Fulda River in northern Hesse, Germany. It is the administrative seat of the Regierungsbezirk Kassel and the district of the same name and had 201,048 inhabitants in December 2020 ...

, Germany * Novi Pazar, Serbia

References

External links

*
Kocaeli municipality's official website

Kocaeli Etkinlik

Kocaeli Gazetesi ve Haberleri
{{Kocaeli-geo-stub

Demographics

Districts

Twin cities

See also

References

External links