Kasumigaura Population 2026

Kasumigaura has a population of 40,087, making it the #668 biggest city in 🇯🇵 Japan, located in Ibaraki. It is about 243× smaller than Tokyo, the country's biggest city.

Location of Kasumigaura (capital Tokyo shown for reference). Boundaries: Natural Earth.

Population (city proper)

40,087

Rank in Japan

#668

Coordinates

36.15°N, 140.25°E

~9 m elevation · Asia/Tokyo

Distance to capital (Tokyo)

72 km

45 miles, straight line

Other big cities in Ibaraki

City	Population	Rank in Japan
Mito	270,685	#88
Tsukuba	241,656	#103
Hitachi	174,508	#140
Hitachi-Naka	156,581	#163
Katsuta	155,968	#164
Tsuchiura	144,399	#179
Koga	139,344	#189
Toride	104,524	#260

Cities near Kasumigaura

Ishioka73,061 people · ~4 km away
Tsuchiura144,399 people · ~8 km away
Naka53,137 people · ~14 km away
Ami48,553 people · ~14 km away
Tsukuba241,656 people · ~14 km away
Sakuragawa39,072 people · ~16 km away

FAQ

What is the population of Kasumigaura?

Kasumigaura has a population of 40,087 (city proper, latest official figure via GeoNames), making it the #668 biggest city in Japan.

What region is Kasumigaura in?

Kasumigaura is located in Ibaraki, Japan.

Is Kasumigaura the capital of Japan?

No, the capital of Japan is Tokyo, about 72 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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