Japan Population Decline Simulator

Kyoto京都府

Minamiyamashiro 南山城村

Data last updated:

Minamiyamashiro, Kyoto, Japan has a population of 2,136 (2025 national census). IPSS projections estimate 1,862 by 2030 and 933 by 2050 (a decrease of about 61.0% from 2020), with the share of residents aged 65+ rising from 48.5% in 2020 to 65.7%.Sources: Japan Census (Statistics Bureau), IPSS Regional Population Projections (2023)

2025

(Census)

2,136

2030

(Projection)

1,862

▼ -22.1%

2040

(Projection)

1,351

▼ -43.5%

2050

(Projection)

933

▼ -61.0%

Change vs. 2020 census

Elderly Rate (65+): 2020 48.5%→2050 65.7%

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Other municipalities in Kyoto (京都府)

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.

Minamiyamashiro 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
19803,396▲ +42.0%Census
19853,701▲ +54.8%Census
19903,890▲ +62.7%Census
19954,024▲ +68.3%Census
20003,784▲ +58.3%Census
20053,466▲ +45.0%Census
20103,078▲ +28.7%Census
20152,652▲ +10.9%Census
20202,391—Census
20252,136▼ -10.7%Census
20301,862▼ -22.1%Projection
20351,603▼ -33.0%Projection
20401,351▼ -43.5%Projection
20451,129▼ -52.8%Projection
2050933▼ -61.0%Projection

About Minamiyamashiro

Overview

Minamiyamashiro (南山城村) is a municipality in Kyoto, Japan, with a population of 2,136 as of 2025.

Population Projection of Minamiyamashiro

According to projections by Japan's National Institute of Population and Social Security Research (IPSS), Minamiyamashiro's population is expected to reach 1,862 by 2030 (-22.1%), 1,351 by 2040 (-43.5%), and 933 by 2050 (-61.0%). The town is projected to lose more than half its population over 30 years.

Aging Rate of Minamiyamashiro

The aging rate (percentage of residents aged 65 and over) is 48.5% as of 2020 and is projected to rise to 65.7% by 2050. More than half of residents will be seniors, placing the town in the "marginal municipality" category.

National Comparison

Minamiyamashiro is among the most rapidly declining municipalities in Japan.

National and Prefectural Rank

  • Population decline rate: Ranked #59 out of 1903 municipalities nationwide.
  • Aging rate in 2050: Ranked #31 out of 1903 nationwide.
  • Population size: Ranked #1801 out of 1917 nationwide.
  • Related: National rankings / All municipalities in Kyoto

Earnings in Kyoto (京都府): Average salary in Kyoto (京都府) by age, gender and company sizejpsalary / MHLW Basic Survey on Wage Structure

Frequently Asked Questions

Q.What is the current population of Minamiyamashiro, Kyoto?
A.According to the 2025 national census, Minamiyamashiro has a population of 2,136.
Q.What is the population of Minamiyamashiro in 2026?
A.Minamiyamashiro's population in 2026 is estimated at approximately 2,081. This is an interpolated reference value between the 2025 census (2,136) and the IPSS projection for 2030 (1,862).
Q.What is the projected population of Minamiyamashiro in the future?
A.According to IPSS projections, Minamiyamashiro's population is expected to be 1,862 in 2030, 1,351 in 2040, and 933 in 2050.
Q.What is the population decline rate of Minamiyamashiro?
A.Over the 30 years from 2020 to 2050, Minamiyamashiro's population is projected to change by -61.0%. The 10-year change is -22.1% and the 20-year change is -43.5%.
Q.Why is the population of Minamiyamashiro 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 Minamiyamashiro, the share of residents aged 65+ is projected to rise from 48.5% to 65.7% by 2050, which further accelerates natural decrease.
Q.What is the aging rate of Minamiyamashiro?
A.Minamiyamashiro's aging rate (percentage aged 65 and over) is 48.5% as of 2020, projected to rise to 65.7% 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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