Kagawa香川県
Mannou まんのう町
Data last updated:
Mannou, Kagawa, Japan has a population of 16,014 (2025 national census). IPSS projections estimate 14,922 by 2030 and 11,237 by 2050 (a decrease of about 35.4% from 2020), with the share of residents aged 65+ rising from 38.2% in 2020 to 44.0%.Sources: Japan Census (Statistics Bureau), IPSS Regional Population Projections (2023)
2025年实际
16,014人
2030年预测
14,922人
▼ -14.2%
2040年预测
13,030人
▼ -25.1%
2050年预测
11,237人
▼ -35.4%
Change vs. 2020 census
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Kagawa (香川県)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。
Mannou 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 | 23,049 | ▲ +32.5% | Census |
| 1985 | 23,075 | ▲ +32.6% | Census |
| 1990 | 22,497 | ▲ +29.3% | Census |
| 1995 | 21,756 | ▲ +25.0% | Census |
| 2000 | 20,969 | ▲ +20.5% | Census |
| 2005 | 19,896 | ▲ +14.3% | Census |
| 2010 | 19,087 | ▲ +9.7% | Census |
| 2015 | 18,377 | ▲ +5.6% | Census |
| 2020 | 17,401 | — | Census |
| 2025 | 16,014 | ▼ -8.0% | Census |
| 2030 | 14,922 | ▼ -14.2% | Projection |
| 2035 | 13,960 | ▼ -19.8% | Projection |
| 2040 | 13,030 | ▼ -25.1% | Projection |
| 2045 | 12,095 | ▼ -30.5% | Projection |
| 2050 | 11,237 | ▼ -35.4% | Projection |
About Mannou
Overview
Mannou (まんのう町) is a municipality in Kagawa, Japan, with a population of 16,014 as of 2025.
Population Projection of Mannou
According to projections by Japan's National Institute of Population and Social Security Research (IPSS), Mannou's population is expected to reach 14,922 by 2030 (-14.2%), 13,030 by 2040 (-25.1%), and 11,237 by 2050 (-35.4%). A significant population decline is projected over the next three decades.
Aging Rate of Mannou
The aging rate (percentage of residents aged 65 and over) is 38.2% as of 2020 and is projected to rise to 44.0% by 2050. Over 40% of residents will be elderly, significantly affecting healthcare and social services needs.
National Comparison
Mannou's population decline rate exceeds the national average.
National and Prefectural Rank
- Population decline rate: Ranked #885 out of 1903 municipalities nationwide.
- Aging rate in 2050: Ranked #952 out of 1903 nationwide.
- Population size: Ranked #1157 out of 1917 nationwide.
- Related: National rankings / All municipalities in Kagawa
Kagawa (香川県)的收入水平: Kagawa (香川県)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