Kochi高知県
Kounan 香南市
Data last updated:
2020
(Census)
32,229
2030
(Projection)
30,026
▼ -6.8%
2040
(Projection)
27,483
▼ -14.7%
2050
(Projection)
24,703
▼ -23.4%
Other municipalities in Kochi (高知県)
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.
About Kounan
Overview
Kounan (香南市) is a municipality in Kochi, Japan, with a population of 32,229 as of 2020.
Population Projection
According to projections by Japan's National Institute of Population and Social Security Research (IPSS), Kounan's population is expected to reach 30,026 by 2030 (-6.8%), 27,483 by 2040 (-14.7%), and 24,703 by 2050 (-23.4%). A significant population decline is projected over the next three decades.
Aging Outlook
The aging rate (percentage of residents aged 65 and over) is 32.6% as of 2020 and is projected to rise to 41.1% by 2050. Over 40% of residents will be elderly, significantly affecting healthcare and social services needs.
National Comparison
Kounan's population decline rate exceeds the national average.