Kocaeli Province ( tr, Kocaeli ili, ) is a

province A province is almost always an administrative division within a country or sovereign state, state. The term derives from the ancient Roman ''Roman province, provincia'', which was the major territorial and administrative unit of the Roman Empire ...

Turkey Turkey ( tr, Türkiye ), officially the Republic of Türkiye ( tr, Türkiye Cumhuriyeti, links=no ), is a list of transcontinental countries, transcontinental country located mainly on the Anatolia, Anatolian Peninsula in Western Asia, with ...

and one of only three not to have the same official name as its capital,

İzmit İzmit () is a district and the central district of Kocaeli province, Turkey. It is located at the Gulf of İzmit in the Sea of Marmara, about east of Istanbul, on the northwestern part of Anatolia. As of the last 31/12/2019 estimation, the c ...

, 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

and

Gebze Gebze (,) is a district in Kocaeli Province, Turkey. It is situated 65 km (30 mi) southeast of Istanbul, on the Gulf of Izmit, the eastern arm of the Sea of Marmara. Gebze is the largest district per population size in the province as o ...

. The

traffic code Traffic codes are laws that generally include provisions relating to the establishment of authority and enforcement procedures, statement of the Traffic#Rules of the road, rules of the road, and other safety provisions. Administrative regulations ...

is 41. The province is located at the easternmost end of the

Sea of Marmara The Sea of Marmara,; grc, Προποντίς, Προποντίδα, Propontís, Propontída also known as the Marmara Sea, is an inland sea located entirely within the borders of Turkey. It connects the Black Sea to the Aegean Sea via the ...

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 Istanbul ( , ; tr, İstanbul ), formerly known as Constantinople ( grc-gre, Κωνσταντινούπολις; la, Constantinopolis), is the List of largest cities and towns in Turkey, largest city in Turkey, serving as the country's economic, ...

and the Marmara Sea to the west, the

Black Sea The Black Sea is a marginal mediterranean sea of the Atlantic Ocean lying between Europe and Asia, east of the Balkans, south of the East European Plain, west of the Caucasus, and north of Anatolia. It is bounded by Bulgaria, Georgia, Roma ...

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 Pr ...

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 Yalova is a market-gardening town located in northwestern Turkey on the eastern coast of the Sea of Marmara. The town has a population of 156,838, while the population of the surrounding Yalova Province is 291,001 . A largely modern town, it is ...

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

(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 **

: 338,412 ** Gölcük: 149,238 **

: 338,710 **

Kandıra Kandıra is a town and district of Kocaeli Province in the Marmara region of Turkey. Its neighbours are Kaynarca to the east, Adapazarı to the southeast, İzmit to the south and Şile to the west. Geography Kandıra has an area of 933 km2 (36 ...

: 49,203 **

Karamürsel Karamürsel is a town and district located in northwestern Turkey, on the coast of the Bay of Izmit in the province of Kocaeli. Before its conquest by the Ottomans it used to be called by the Greek name of Praenetos (Πραινετός in Greek ...

: 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 Dilovası is a town and district of Kocaeli Province in the Marmara region of Turkey Turkey ( tr, Türkiye ), officially the Republic of Türkiye ( tr, Türkiye Cumhuriyeti, links=no ), is a transcontinental country located mainly on t ...

: 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 Germany,, officially the Federal Republic of Germany, is a country in Central Europe. It is the second most populous country in Europe after Russia, and the most populous member state of the European Union. Germany is situated betwe ...

Novi Pazar Novi Pazar ( sr-cyr, Нови Пазар, lit. "New Bazaar"; ) is a city located in the Raška District of southwestern Serbia. As of the 2011 census, the urban area has 66,527 inhabitants, while the city administrative area has 100,410 inhabita ...

Serbia Serbia (, ; Serbian language, Serbian: , , ), officially the Republic of Serbia (Serbian language, Serbian: , , ), is a landlocked country in Southeast Europe, Southeastern and Central Europe, situated at the crossroads of the Pannonian Bas ...

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