Yokkaichi: population and official figures
In depth
- Economy, jobs and prices in Yokkaichi: Taxable income for municipal resident tax in Yokkaichi averaged 3.86 million yen per taxpayer in fiscal 2024, 84th highest of 262 cities and below 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 Yokkaichi: Yokkaichi had 12 general hospitals (hospitals other than psychiatric ones) in 2023, or 3.93 per 100,000 residents, joint 83rd lowest of 262 cities, below the national figure (5.60).
- Education in Yokkaichi: Yokkaichi had 38 primary schools with 15,007 pupils and 944 full-time teachers in May 2024.
- Poverty and living standards in Yokkaichi: 36.3% of private households in Yokkaichi were one-person households at the 2020 census (48,273), 103rd highest of 262 cities, below the national figure (38.0%).
- Government budget and revenue in Yokkaichi: The municipal government of Yokkaichi took in 146.1 billion yen in fiscal 2022 (final accounts), 478,391 yen per resident, 116th highest of 262 cities.
What is the population of Yokkaichi?
Yokkaichi had 305,424 residents at the 1 October 2020 census (city proper). That is 71st highest of 262 cities. The count includes foreign residents.
Source: Statistics Bureau of Japan, Ministry of Internal Affairs and Communications · saved copyHow big is Yokkaichi and how densely populated is it?
Yokkaichi covers 206.50 square kilometres (2024), of which 178.25 is habitable land. That is 1,479 people per square kilometre of total area at the 2020 census, 125th highest of 262 for density.
Source: Statistics Bureau of Japan, Ministry of Internal Affairs and Communications · saved copyIs the population of Yokkaichi growing or shrinking?
The basic resident register recorded 306,378 residents in Yokkaichi in 2024, 0.3% more 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 Yokkaichi?
12.3% of residents of Yokkaichi were under 15 (37,575 children) and 60.6% 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 Yokkaichi?
Yokkaichi had 133,331 households at the 2020 census, of which 133,143 were private households; that is about 2.29 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 Yokkaichi?
8,530 foreign nationals lived in Yokkaichi at the 2020 census, 2.8% of residents, above the national figure (1.9%).
Source: Statistics Bureau of Japan, Ministry of Internal Affairs and Communications · saved copyHow many babies are born in Yokkaichi each year?
Yokkaichi recorded 1,915 births and 3,569 deaths in 2023, a natural decrease of 1,654. That is 6.3 births and 11.7 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 Yokkaichi?
In 2024, 10,463 people moved into Yokkaichi from other municipalities and 11,816 moved out, a net loss of 1,353 (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 Yokkaichi each year?
Yokkaichi registered 1,350 marriages and 465 divorces by Japanese nationals in 2023, or 4.4 marriages per 1,000 residents.
Source: Statistics Bureau of Japan, Ministry of Internal Affairs and Communications · saved copyNotes from the UN table: Excluding diplomatic personnel outside the country and foreign military and civilian personnel and their dependants stationed in the area. For the 2020 census, urban areas are “Densely Inhabited Districts”, defined as areas within a municipality that is composed of a group of contiguous Basic Unit Blocks, each of which has a population density of 4,000 inhabitants or more per square kilometer and whose total population exceeds 5,000 as of 1 October 2020. The detailed methodological explanation is available at https://www.stat.go.jp/english/data/chiri/did/1-1.html Excluding diplomatic personnel outside the country and foreign military and civilian personnel and their dependants stationed in the area. For the 2020 census, urban areas are “Densely Inhabited Districts”, defined as areas within a municipality that is composed of a group of contiguous Basic Unit Blocks, each of which has a population density of 4,000 inhabitants or more per square kilometer and whose total population exceeds 5,000 as of 1 October 2020. The detailed methodological explanation is available at https://www.stat.go.jp/english/data/chiri/did/1-1.html Excluding diplomatic personnel outside the country and foreign military and civilian personnel and their dependants stationed in the area. For the 2020 census, urban areas are “Densely Inhabited Districts”, defined as areas within a municipality that is composed of a group of contiguous Basic Unit Blocks, each of which has a population density of 4,000 inhabitants or more per square kilometer and whose total population exceeds 5,000 as of 1 October 2020. The detailed methodological explanation is available at https://www.stat.go.jp/english/data/chiri/did/1-1.html Land areas are based on the "Municipalities Area Statistics of Japan, 2015" published by the Geospatial Information Authority of Japan, Ministry of Land, Infrastructure, Transport and Tourism.
Who runs Yokkaichi?
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
- Takatsuki 352,698
- Otsu 345,070
- Tokorozawa 342,464
- Koshigaya 341,621
- Iwaki 332,931
- Maebashi 332,149
- Asahikawa 329,306
- Koriyama 327,692
- Kochi 326,545
- Naha 317,625
- Kasugai 308,681
- Akita 307,672
- Akashi 303,601
- Kurume 303,316
- Morioka 289,731
- Ibaraki 287,730
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…)
Each saved copy is the file exactly as downloaded, kept so the figures can be checked even if the source changes. Report an error.