Fukushima福島県
Minamiaizu 南会津町
Data last updated:
Minamiaizu, Fukushima, Japan has a population of 12,599 (2025 national census). IPSS projections estimate 11,126 by 2030 and 6,369 by 2050 (a decrease of about 55.9% from 2020), with the share of residents aged 65+ rising from 41.9% in 2020 to 58.0%.Sources: Japan Census (Statistics Bureau), IPSS Regional Population Projections (2023)
2025
(Census)
12,599
2030
(Projection)
11,126
▼ -23.0%
2040
(Projection)
8,559
▼ -40.8%
2050
(Projection)
6,369
▼ -55.9%
Change vs. 2020 census
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Other municipalities in Fukushima (福島県)
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.
Minamiaizu 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 | 24,119 | ▲ +66.9% | Census |
| 1985 | 23,288 | ▲ +61.2% | Census |
| 1990 | 22,548 | ▲ +56.0% | Census |
| 1995 | 22,059 | ▲ +52.6% | Census |
| 2000 | 21,095 | ▲ +46.0% | Census |
| 2005 | 19,870 | ▲ +37.5% | Census |
| 2010 | 17,864 | ▲ +23.6% | Census |
| 2015 | 16,264 | ▲ +12.5% | Census |
| 2020 | 14,451 | — | Census |
| 2025 | 12,599 | ▼ -12.8% | Census |
| 2030 | 11,126 | ▼ -23.0% | Projection |
| 2035 | 9,779 | ▼ -32.3% | Projection |
| 2040 | 8,559 | ▼ -40.8% | Projection |
| 2045 | 7,437 | ▼ -48.5% | Projection |
| 2050 | 6,369 | ▼ -55.9% | Projection |
About Minamiaizu
Overview
Minamiaizu (南会津町) is a municipality in Fukushima, Japan, with a population of 12,599 as of 2025.
Population Projection of Minamiaizu
According to projections by Japan's National Institute of Population and Social Security Research (IPSS), Minamiaizu's population is expected to reach 11,126 by 2030 (-23.0%), 8,559 by 2040 (-40.8%), and 6,369 by 2050 (-55.9%). The town is projected to lose more than half its population over 30 years.
Aging Rate of Minamiaizu
The aging rate (percentage of residents aged 65 and over) is 41.9% as of 2020 and is projected to rise to 58.0% by 2050. More than half of residents will be seniors, placing the town in the "marginal municipality" category.
National Comparison
Minamiaizu is experiencing one of the faster rates of population decline in Japan.
National and Prefectural Rank
- Population decline rate: Ranked #142 out of 1903 municipalities nationwide.
- Aging rate in 2050: Ranked #171 out of 1903 nationwide.
- Population size: Ranked #1265 out of 1917 nationwide.
- Related: National rankings / All municipalities in Fukushima
Earnings in Fukushima (福島県): Average salary in Fukushima (福島県) by age, gender and company sizejpsalary / MHLW Basic Survey on Wage Structure