Japan Population Decline Simulator

Fukushima福島県

Minamisouma 南相馬市

Data last updated:

Minamisouma, Fukushima, Japan has a population of 54,066 (2025 national census). IPSS projections estimate 59,005 by 2030 and 59,005 by 2050 (an increase of about 0.0% from 2020), with the share of residents aged 65+ rising from 35.2% in 2020 to 0.0%.Sources: Japan Census (Statistics Bureau), IPSS Regional Population Projections (2023)

2025

(Census)

54,066

2030

(Projection)

59,005

→ 0.0%

2040

(Projection)

59,005

→ 0.0%

2050

(Projection)

59,005

→ 0.0%

Change vs. 2020 census

Elderly Rate (65+): 2020 35.2%→2050 0%

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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.

Minamisouma Population Table (1980–2025)

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

YearPopulationvs 2020Type
198074,296▲ +25.9%Census
198577,139▲ +30.7%Census
199077,253▲ +30.9%Census
199577,860▲ +32.0%Census
200075,246▲ +27.5%Census
200572,837▲ +23.4%Census
201070,878▲ +20.1%Census
201557,797▼ -2.0%Census
202059,005—Census
202554,066▼ -8.4%Census

About Minamisouma

Overview

Minamisouma (南相馬市) is a municipality in Fukushima, Japan, with a population of 54,066 as of 2025.

Population Projection of Minamisouma

According to projections by Japan's National Institute of Population and Social Security Research (IPSS), Minamisouma's population is expected to reach 59,005 by 2030 (0.0%), 59,005 by 2040 (0.0%), and 59,005 by 2050 (0.0%). A modest population change is expected.

Aging Rate of Minamisouma

The aging rate (percentage of residents aged 65 and over) is 35.2% as of 2020 and is projected to rise to 0.0% by 2050. The aging rate will remain below the most severe Japanese averages.

National Comparison

Minamisouma's demographic trajectory is similar to the national average.

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 Minamisouma, Fukushima?
A.According to the 2025 national census, Minamisouma has a population of 54,066.
Q.What is the population of Minamisouma in 2026?
A.Minamisouma's population in 2026 is estimated at approximately 54,066. This is an interpolated reference value between the 2025 census (54,066) and the IPSS projection for 2030 (59,005).
Q.What is the projected population of Minamisouma in the future?
A.According to IPSS projections, Minamisouma's population is expected to be 59,005 in 2030, 59,005 in 2040, and 59,005 in 2050.
Q.What is the population decline rate of Minamisouma?
A.Over the 30 years from 2020 to 2050, Minamisouma's population is projected to change by 0.0%. The 10-year change is 0.0% and the 20-year change is 0.0%.
Q.Why is the population of Minamisouma growing?
A.Municipalities with growing populations typically benefit from net in-migration driven by good access to major metropolitan areas, housing development, and family support policies. Minamisouma is one of the minority of Japanese municipalities projected to grow through 2050.
Q.What is the aging rate of Minamisouma?
A.Minamisouma's aging rate (percentage aged 65 and over) is 35.2% as of 2020, projected to rise to 0.0% 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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