Aichi愛知県
Aisai 愛西市
Data last updated:
Aisai, Aichi, Japan has a population of 57,755 (2025 national census). IPSS projections estimate 54,858 by 2030 and 42,323 by 2050 (a decrease of about 30.4% from 2020), with the share of residents aged 65+ rising from 31.7% in 2020 to 42.6%.Sources: Japan Census (Statistics Bureau), IPSS Regional Population Projections (2023)
2025年实际
57,755人
2030年预测
54,858人
▼ -9.8%
2040年预测
48,445人
▼ -20.4%
2050年预测
42,323人
▼ -30.4%
Change vs. 2020 census
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Aichi (愛知県)的其他市区町村
数据来源
- 日本政府统计综合窗口(e-Stat)（https://www.e-stat.go.jp/）
- 国立社会保障・人口问题研究所「日本地区别未来推计人口（令和5年推计）」
※本服务使用e-Stat的API功能，但服务内容不受日本政府保证。
Aisai 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 | 61,337 | ▲ +0.8% | Census |
| 1985 | 62,983 | ▲ +3.5% | Census |
| 1990 | 63,143 | ▲ +3.8% | Census |
| 1995 | 64,216 | ▲ +5.6% | Census |
| 2000 | 65,597 | ▲ +7.8% | Census |
| 2005 | 65,556 | ▲ +7.8% | Census |
| 2010 | 64,978 | ▲ +6.8% | Census |
| 2015 | 63,088 | ▲ +3.7% | Census |
| 2020 | 60,829 | — | Census |
| 2025 | 57,755 | ▼ -5.1% | Census |
| 2030 | 54,858 | ▼ -9.8% | Projection |
| 2035 | 51,617 | ▼ -15.1% | Projection |
| 2040 | 48,445 | ▼ -20.4% | Projection |
| 2045 | 45,341 | ▼ -25.5% | Projection |
| 2050 | 42,323 | ▼ -30.4% | Projection |
About Aisai
Overview
Aisai (愛西市) is a municipality in Aichi, Japan, with a population of 57,755 as of 2025.
Population Projection of Aisai
According to projections by Japan's National Institute of Population and Social Security Research (IPSS), Aisai's population is expected to reach 54,858 by 2030 (-9.8%), 48,445 by 2040 (-20.4%), and 42,323 by 2050 (-30.4%). A significant population decline is projected over the next three decades.
Aging Rate of Aisai
The aging rate (percentage of residents aged 65 and over) is 31.7% as of 2020 and is projected to rise to 42.6% by 2050. Over 40% of residents will be elderly, significantly affecting healthcare and social services needs.
National Comparison
Aisai's population decline rate exceeds the national average.
National and Prefectural Rank
- Population decline rate: Ranked #1044 out of 1903 municipalities nationwide.
- Aging rate in 2050: Ranked #1048 out of 1903 nationwide.
- Population size: Ranked #619 out of 1917 nationwide.
- Related: National rankings / All municipalities in Aichi
Aichi (愛知県)的收入水平: Aichi (愛知県)的平均年收入（按年龄、性别、企业规模）jpsalary / 厚生劳动省 工资结构基本统计调查