Fukuoka福岡県
Kawasaki 川崎町
Data last updated:
Kawasaki, Fukuoka, Japan has a population of 13,461 (2025 national census). IPSS projections estimate 12,414 by 2030 and 7,469 by 2050 (a decrease of about 50.8% from 2020), with the share of residents aged 65+ rising from 39.1% in 2020 to 53.4%.Sources: Japan Census (Statistics Bureau), IPSS Regional Population Projections (2023)
2025
(Census)
13,461
2030
(Projection)
12,414
▼ -18.2%
2040
(Projection)
9,795
▼ -35.5%
2050
(Projection)
7,469
▼ -50.8%
Change vs. 2020 census
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Other municipalities in Fukuoka (福岡県)
Data Sources
- Portal Site of Official Statistics of Japan (e-Stat)（https://www.e-stat.go.jp/）
- National Institute of Population and Social Security Research (IPSS), Regional Population Projections (2023 ed.)
* This service uses the e-Stat API but its content is not guaranteed by the Japanese government.
Kawasaki Population Table (1980–2050)
Population by year: national census results (restated to current municipal boundaries) and IPSS (2023) projections based on the 2020 census.
| Year | Population | vs 2020 | Type |
|---|---|---|---|
| 1980 | 22,872 | ▲ +50.7% | Census |
| 1985 | 22,746 | ▲ +49.9% | Census |
| 1990 | 22,046 | ▲ +45.3% | Census |
| 1995 | 21,276 | ▲ +40.2% | Census |
| 2000 | 20,190 | ▲ +33.0% | Census |
| 2005 | 20,115 | ▲ +32.5% | Census |
| 2010 | 18,264 | ▲ +20.3% | Census |
| 2015 | 16,789 | ▲ +10.6% | Census |
| 2020 | 15,176 | — | Census |
| 2025 | 13,461 | ▼ -11.3% | Census |
| 2030 | 12,414 | ▼ -18.2% | Projection |
| 2035 | 11,099 | ▼ -26.9% | Projection |
| 2040 | 9,795 | ▼ -35.5% | Projection |
| 2045 | 8,578 | ▼ -43.5% | Projection |
| 2050 | 7,469 | ▼ -50.8% | Projection |
About Kawasaki
Overview
Kawasaki (川崎町) is a municipality in Fukuoka, Japan, with a population of 13,461 as of 2025.
Population Projection of Kawasaki
According to projections by Japan's National Institute of Population and Social Security Research (IPSS), Kawasaki's population is expected to reach 12,414 by 2030 (-18.2%), 9,795 by 2040 (-35.5%), and 7,469 by 2050 (-50.8%). The town is projected to lose more than half its population over 30 years.
Aging Rate of Kawasaki
The aging rate (percentage of residents aged 65 and over) is 39.1% as of 2020 and is projected to rise to 53.4% by 2050. More than half of residents will be seniors, placing the town in the "marginal municipality" category.
National Comparison
Kawasaki is experiencing one of the faster rates of population decline in Japan.
National and Prefectural Rank
- Population decline rate: Ranked #312 out of 1903 municipalities nationwide.
- Aging rate in 2050: Ranked #350 out of 1903 nationwide.
- Population size: Ranked #1231 out of 1917 nationwide.
- Related: National rankings / All municipalities in Fukuoka
Earnings in Fukuoka (福岡県): Average salary in Fukuoka (福岡県) by age, gender and company sizejpsalary / MHLW Basic Survey on Wage Structure