Hokkaido北海道
Iwamizawa 岩見沢市
Data last updated:
2020
(Census)
79,424
2030
(Projection)
67,602
▼ -14.9%
2040
(Projection)
56,332
▼ -29.1%
2050
(Projection)
45,761
▼ -42.4%
Other municipalities in Hokkaido (北海道)
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 Iwamizawa
Overview
Iwamizawa (岩見沢市) is a municipality in Hokkaido, Japan, with a population of 79,424 as of 2020.
Population Projection
According to projections by Japan's National Institute of Population and Social Security Research (IPSS), Iwamizawa's population is expected to reach 67,602 by 2030 (-14.9%), 56,332 by 2040 (-29.1%), and 45,761 by 2050 (-42.4%). A significant population decline is projected over the next three decades.
Aging Outlook
The aging rate (percentage of residents aged 65 and over) is 36.5% as of 2020 and is projected to rise to 49.1% by 2050. Over 40% of residents will be elderly, significantly affecting healthcare and social services needs.
National Comparison
Iwamizawa is experiencing one of the faster rates of population decline in Japan.