Japan Population Decline Simulator

Fukushima福島県

Aizumisato 会津美里町

Data last updated:

Aizumisato, Fukushima, Japan has a population of 17,278 (2025 national census). IPSS projections estimate 15,263 by 2030 and 9,218 by 2050 (a decrease of about 51.5% from 2020), with the share of residents aged 65+ rising from 39.8% in 2020 to 54.7%.Sources: Japan Census (Statistics Bureau), IPSS Regional Population Projections (2023)

2025

(Census)

17,278

2030

(Projection)

15,263

▼ -19.7%

2040

(Projection)

12,111

▼ -36.3%

2050

(Projection)

9,218

▼ -51.5%

Change vs. 2020 census

Elderly Rate (65+): 2020 39.8%→2050 54.7%

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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.

Aizumisato Population Table (1980–2050)

Population by year: national census results (restated to current municipal boundaries) and IPSS (2023) projections based on the 2020 census.

YearPopulationvs 2020Type
198027,945▲ +47.0%Census
198527,705▲ +45.7%Census
199027,211▲ +43.1%Census
199527,039▲ +42.2%Census
200026,172▲ +37.6%Census
200524,741▲ +30.1%Census
201022,737▲ +19.6%Census
201520,913▲ +10.0%Census
202019,014—Census
202517,278▼ -9.1%Census
203015,263▼ -19.7%Projection
203513,634▼ -28.3%Projection
204012,111▼ -36.3%Projection
204510,630▼ -44.1%Projection
20509,218▼ -51.5%Projection

About Aizumisato

Overview

Aizumisato (会津美里町) is a municipality in Fukushima, Japan, with a population of 17,278 as of 2025.

Population Projection of Aizumisato

According to projections by Japan's National Institute of Population and Social Security Research (IPSS), Aizumisato's population is expected to reach 15,263 by 2030 (-19.7%), 12,111 by 2040 (-36.3%), and 9,218 by 2050 (-51.5%). The town is projected to lose more than half its population over 30 years.

Aging Rate of Aizumisato

The aging rate (percentage of residents aged 65 and over) is 39.8% as of 2020 and is projected to rise to 54.7% by 2050. More than half of residents will be seniors, placing the town in the "marginal municipality" category.

National Comparison

Aizumisato is experiencing one of the faster rates of population decline in Japan.

National and Prefectural Rank

  • Population decline rate: Ranked #277 out of 1903 municipalities nationwide.
  • Aging rate in 2050: Ranked #291 out of 1903 nationwide.
  • Population size: Ranked #1128 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

Frequently Asked Questions

Q.What is the current population of Aizumisato, Fukushima?
A.According to the 2025 national census, Aizumisato has a population of 17,278.
Q.What is the population of Aizumisato in 2026?
A.Aizumisato's population in 2026 is estimated at approximately 16,875. This is an interpolated reference value between the 2025 census (17,278) and the IPSS projection for 2030 (15,263).
Q.What is the projected population of Aizumisato in the future?
A.According to IPSS projections, Aizumisato's population is expected to be 15,263 in 2030, 12,111 in 2040, and 9,218 in 2050.
Q.What is the population decline rate of Aizumisato?
A.Over the 30 years from 2020 to 2050, Aizumisato's population is projected to change by -51.5%. The 10-year change is -19.7% and the 20-year change is -36.3%.
Q.Why is the population of Aizumisato declining?
A.Nationwide, Japan's population decline is driven by natural decrease (deaths exceeding births) and, in regional municipalities, by net out-migration of young people to major metropolitan areas. In Aizumisato, the share of residents aged 65+ is projected to rise from 39.8% to 54.7% by 2050, which further accelerates natural decrease.
Q.What is the aging rate of Aizumisato?
A.Aizumisato's aging rate (percentage aged 65 and over) is 39.8% as of 2020, projected to rise to 54.7% by 2050.
Q.Where does this population data come from?
A.Historical data is sourced from Japan's national census via the e-Stat API (Statistics Bureau of Japan). Future projections are from the National Institute of Population and Social Security Research (IPSS) "Regional Population Projections 2023".
Q.Is the data up to date?
A.Historical data uses national census results through 2025. Future projections use the IPSS 2023 edition, which is based on the 2020 census.

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