Wakayama和歌山県
Aridagawa 有田川町
Data last updated:
2020
(Census)
25,274
2030
(Projection)
22,715
▼ -10.1%
2040
(Projection)
20,174
▼ -20.2%
2050
(Projection)
17,649
▼ -30.2%
Other municipalities in Wakayama (和歌山県)
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 Aridagawa
Overview
Aridagawa (有田川町) is a municipality in Wakayama, Japan, with a population of 25,274 as of 2020.
Population Projection
According to projections by Japan's National Institute of Population and Social Security Research (IPSS), Aridagawa's population is expected to reach 22,715 by 2030 (-10.1%), 20,174 by 2040 (-20.2%), and 17,649 by 2050 (-30.2%). A significant population decline is projected over the next three decades.
Aging Outlook
The aging rate (percentage of residents aged 65 and over) is 33.0% as of 2020 and is projected to rise to 42.2% by 2050. Over 40% of residents will be elderly, significantly affecting healthcare and social services needs.
National Comparison
Aridagawa's population decline rate exceeds the national average.