Hiroshima広島県
Kaita 海田町
Data last updated:
Kaita, Hiroshima, Japan has a population of 30,063 (2025 national census). IPSS projections estimate 28,766 by 2030 and 25,365 by 2050 (a decrease of about 14.4% from 2020), with the share of residents aged 65+ rising from 23.9% in 2020 to 30.9%.Sources: Japan Census (Statistics Bureau), IPSS Regional Population Projections (2023)
2025Census
30,063
2030Projection
28,766
▼ -2.9%
2040Projection
27,183
▼ -8.3%
2050Projection
25,365
▼ -14.4%
Change vs. 2020 census
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Other municipalities in Hiroshima (広島県)
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.
Kaita 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 | 29,934 | ▲ +1.0% | Census |
| 1985 | 30,633 | ▲ +3.4% | Census |
| 1990 | 30,744 | ▲ +3.7% | Census |
| 1995 | 30,047 | ▲ +1.4% | Census |
| 2000 | 30,042 | ▲ +1.4% | Census |
| 2005 | 29,137 | ▼ -1.7% | Census |
| 2010 | 28,475 | ▼ -3.9% | Census |
| 2015 | 28,667 | ▼ -3.3% | Census |
| 2020 | 29,636 | — | Census |
| 2025 | 30,063 | ▲ +1.4% | Census |
| 2030 | 28,766 | ▼ -2.9% | Projection |
| 2035 | 28,006 | ▼ -5.5% | Projection |
| 2040 | 27,183 | ▼ -8.3% | Projection |
| 2045 | 26,298 | ▼ -11.3% | Projection |
| 2050 | 25,365 | ▼ -14.4% | Projection |
About Kaita
Overview
Kaita (海田町) is a municipality in Hiroshima, Japan, with a population of 30,063 as of 2025.
Population Projection of Kaita
According to projections by Japan's National Institute of Population and Social Security Research (IPSS), Kaita's population is expected to reach 28,766 by 2030 (-2.9%), 27,183 by 2040 (-8.3%), and 25,365 by 2050 (-14.4%). A modest population change is expected.
Aging Rate of Kaita
The aging rate (percentage of residents aged 65 and over) is 23.9% as of 2020 and is projected to rise to 30.9% by 2050. The aging rate will remain below the most severe Japanese averages.
National Comparison
Kaita's demographic trajectory is similar to the national average.
National and Prefectural Rank
- Population decline rate: Ranked #1498 out of 1903 municipalities nationwide.
- Aging rate in 2050: Ranked #1811 out of 1903 nationwide.
- Population size: Ranked #904 out of 1917 nationwide.
- Related: National rankings / All municipalities in Hiroshima
Earnings in Hiroshima (広島県): Average salary in Hiroshima (広島県) by age, gender and company sizejpsalary / MHLW Basic Survey on Wage Structure