Nagasaki長崎県
Iki 壱岐市
Data last updated:
2020
(Census)
24,974
2030
(Projection)
20,311
▼ -18.7%
2040
(Projection)
16,532
▼ -33.8%
2050
(Projection)
13,199
▼ -47.1%
Other municipalities in Nagasaki (長崎県)
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 Iki
Overview
Iki (壱岐市) is a municipality in Nagasaki, Japan, with a population of 24,974 as of 2020.
Population Projection
According to projections by Japan's National Institute of Population and Social Security Research (IPSS), Iki's population is expected to reach 20,311 by 2030 (-18.7%), 16,532 by 2040 (-33.8%), and 13,199 by 2050 (-47.1%). A significant population decline is projected over the next three decades.
Aging Outlook
The aging rate (percentage of residents aged 65 and over) is 38.7% as of 2020 and is projected to rise to 50.4% by 2050. More than half of residents will be seniors, placing the town in the "marginal municipality" category.
National Comparison
Iki is experiencing one of the faster rates of population decline in Japan.