Kasukabe Population 2026
Kasukabe has a population of 229,792, making it the #108 biggest city in 🇯🇵 Japan, located in Saitama. Roughly 0.2% of Japan's population lives here. It is about 42× smaller than Tokyo, the country's biggest city.
Population (city proper)
229,792
Rank in Japan
#108
Coordinates
35.98°N, 139.75°E
~8 m elevation · Asia/Tokyo
Distance to capital (Tokyo)
33 km
20 miles, straight line
Other big cities in Saitama
Cities near Kasukabe
FAQ
What is the population of Kasukabe?
Kasukabe has a population of 229,792 (city proper, latest official figure via GeoNames), making it the #108 biggest city in Japan.
What region is Kasukabe in?
Kasukabe is located in Saitama, Japan.
Is Kasukabe the capital of Japan?
No, the capital of Japan is Tokyo, about 33 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.