İzmit Population 2026

İzmit has a population of 196,571, making it the #61 biggest city in 🇹🇷 Türkiye, located in Kocaeli. Roughly 0.2% of Türkiye's population lives here. It is about 80× smaller than Istanbul, the country's biggest city.

Location of İzmit (capital Ankara shown for reference). Boundaries: Natural Earth.

Population (city proper)

196,571

Rank in Türkiye

#61

Coordinates

40.76°N, 29.93°E

~19 m elevation · Europe/Istanbul

Distance to capital (Ankara)

265 km

165 miles, straight line

Other big cities in Kocaeli

City	Population	Rank in Türkiye
Gebze	281,436	#47
Derince	125,485	#88
Körfez	90,580	#120
Gölcük	56,189	#168
Karamürsel	30,525	#257
Kandıra	16,264	#391

Cities near İzmit

Derince125,485 people · ~10 km away
Gölcük56,189 people · ~11 km away
Körfez90,580 people · ~12 km away
Karamürsel30,525 people · ~28 km away
Sapanca25,224 people · ~30 km away
Kandıra16,264 people · ~39 km away

FAQ

What is the population of İzmit?

İzmit has a population of 196,571 (city proper, latest official figure via GeoNames), making it the #61 biggest city in Türkiye.

What region is İzmit in?

İzmit is located in Kocaeli, Türkiye.

Is İzmit the capital of Türkiye?

No, the capital of Türkiye is Ankara, about 265 km away.

Sources & notes

Population refers to the city proper (municipal boundaries), not the metropolitan area. Source: GeoNames (CC BY 4.0), retrieved 2026-07-07. Country data: UN World Population Prospects 2024.

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