Kusatsu: population and official figures
In depth
- Economy, jobs and prices in Kusatsu: Taxable income for municipal resident tax in Kusatsu averaged 4.28 million yen per taxpayer in fiscal 2024, 35th highest of 262 cities and above the national average of 3,933.7 thousand yen per taxpayer. It is income before deductions, so it is not take-home pay.
- Health in Kusatsu: Kusatsu had 6 general hospitals (hospitals other than psychiatric ones) in 2023, or 4.17 per 100,000 residents, 95th lowest of 262 cities, below the national figure (5.60).
- Education in Kusatsu: Kusatsu had 14 primary schools with 8,297 pupils and 523 full-time teachers in May 2024.
- Poverty and living standards in Kusatsu: 45.6% of private households in Kusatsu were one-person households at the 2020 census (30,517), 12th highest of 262 cities, above the national figure (38.0%).
- Government budget and revenue in Kusatsu: The municipal government of Kusatsu took in 55.4 billion yen in fiscal 2022 (final accounts), 384,948 yen per resident, 26th lowest of 262 cities.
What is the population of Kusatsu?
Kusatsu had 143,913 residents at the 1 October 2020 census (city proper). That is 94th lowest of 262 cities. The count includes foreign residents.
Source: Statistics Bureau of Japan, Ministry of Internal Affairs and Communications · saved copyHow big is Kusatsu and how densely populated is it?
Kusatsu covers 67.82 square kilometres (2024), of which 46.31 is habitable land. That is 2,122 people per square kilometre of total area at the 2020 census, 103rd highest of 262 for density.
Source: Statistics Bureau of Japan, Ministry of Internal Affairs and Communications · saved copyIs the population of Kusatsu growing or shrinking?
The basic resident register recorded 140,515 residents in Kusatsu in 2024, 2.4% fewer than the 2020 census count (all municipalities together: -1.4%). The register and the census are counted differently, so the change is indicative.
Source: Statistics Bureau of Japan, Ministry of Internal Affairs and Communications · saved copyHow many children live in Kusatsu?
13.7% of residents of Kusatsu were under 15 (19,712 children) and 59.9% were aged 15 to 64 at the 2020 census; nationally the shares were 11.9% and 57.8%.
Source: Statistics Bureau of Japan, Ministry of Internal Affairs and Communications · saved copyHow many households are there in Kusatsu?
Kusatsu had 66,944 households at the 2020 census, of which 66,870 were private households; that is about 2.15 residents per household (residents divided by all households).
Source: Statistics Bureau of Japan, Ministry of Internal Affairs and Communications · saved copyHow many foreigners live in Kusatsu?
2,306 foreign nationals lived in Kusatsu at the 2020 census, 1.6% of residents, below the national figure (1.9%).
Source: Statistics Bureau of Japan, Ministry of Internal Affairs and Communications · saved copyHow many babies are born in Kusatsu each year?
Kusatsu recorded 1,039 births and 1,173 deaths in 2023, a natural decrease of 134. That is 7.2 births and 8.2 deaths per 1,000 residents (national: 5.8 and 12.5). Births are by Japanese nationals registered in the city.
Source: Statistics Bureau of Japan, Ministry of Internal Affairs and Communications · saved copyAre more people moving into or out of Kusatsu?
In 2024, 7,000 people moved into Kusatsu from other municipalities and 6,484 moved out, a net gain of 516 (moves within the city and from abroad are not counted).
Source: Statistics Bureau of Japan, Ministry of Internal Affairs and Communications · saved copyHow many marriages are there in Kusatsu each year?
Kusatsu registered 543 marriages and 176 divorces by Japanese nationals in 2023, or 3.8 marriages per 1,000 residents.
Source: Statistics Bureau of Japan, Ministry of Internal Affairs and Communications · saved copyWho runs Kusatsu?
In Japan, cities and towns are run by municipalities: Mayor and municipal assembly both directly elected for four years. Primary and lower secondary schools, welfare, waste, water, residents' registers, disaster response. Large 'designated cities' (20) take on prefectural tasks and are divided into administrative wards whose heads are officials, not elected.
How local power works in Japan
Cities of a similar size in Japan
- Kawanishi 152,321
- Higashimurayama 151,815
- Imabari 151,672
- Kuki 150,582
- Musashino 150,149
- Komaki 148,831
- Sayama 148,699
- Yonago 147,317
- Tama 146,951
- Iruma 145,651
- Ashikaga 144,746
- Kakamigahara 144,521
- Moriguchi 143,096
- Okinawa 142,752
- Misato 142,145
- Tsuchiura 142,074
Up a level: all cities in Japan · Japan · government and power
Sources
- Statistics Bureau of Japan, Ministry of Internal Affairs and Communications: Statistical Observations of Municipalities 2026 (social and demographic statistics, city, ward, town and village data), read 28 October 2026 · saved copy (SHA-256 2cb3d8c51aa1…)
- Statistics Bureau of Japan, Ministry of Internal Affairs and Communications: Statistical Observations of Prefectures 2026 (national figures, "All Japan" row), read 28 October 2026 · saved copy (SHA-256 b69774a5f40c…)
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