Japan Population Decline Simulator

Kumamoto熊本県

Takamori 高森町

Data last updated:

Takamori, Kumamoto, Japan has a population of 5,363 (2025 national census). IPSS projections estimate 4,860 by 2030 and 3,149 by 2050 (a decrease of about 45.6% from 2020), with the share of residents aged 65+ rising from 43.4% in 2020 to 52.5%.Sources: Japan Census (Statistics Bureau), IPSS Regional Population Projections (2023)

2025

(Census)

5,363

2030

(Projection)

4,860

▼ -16.0%

2040

(Projection)

3,981

▼ -31.2%

2050

(Projection)

3,149

▼ -45.6%

Change vs. 2020 census

Elderly Rate (65+): 2020 43.4%→2050 52.5%

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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.

Takamori 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
19808,806▲ +52.1%Census
19858,531▲ +47.4%Census
19908,069▲ +39.4%Census
19957,703▲ +33.1%Census
20007,300▲ +26.1%Census
20057,081▲ +22.3%Census
20106,716▲ +16.0%Census
20156,325▲ +9.3%Census
20205,789—Census
20255,363▼ -7.4%Census
20304,860▼ -16.0%Projection
20354,414▼ -23.8%Projection
20403,981▼ -31.2%Projection
20453,555▼ -38.6%Projection
20503,149▼ -45.6%Projection

About Takamori

Overview

Takamori (高森町) is a municipality in Kumamoto, Japan, with a population of 5,363 as of 2025.

Population Projection of Takamori

According to projections by Japan's National Institute of Population and Social Security Research (IPSS), Takamori's population is expected to reach 4,860 by 2030 (-16.0%), 3,981 by 2040 (-31.2%), and 3,149 by 2050 (-45.6%). A significant population decline is projected over the next three decades.

Aging Rate of Takamori

The aging rate (percentage of residents aged 65 and over) is 43.4% as of 2020 and is projected to rise to 52.5% by 2050. More than half of residents will be seniors, placing the town in the "marginal municipality" category.

National Comparison

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

National and Prefectural Rank

  • Population decline rate: Ranked #507 out of 1903 municipalities nationwide.
  • Aging rate in 2050: Ranked #402 out of 1903 nationwide.
  • Population size: Ranked #1574 out of 1917 nationwide.
  • Related: National rankings / All municipalities in Kumamoto

Earnings in Kumamoto (熊本県): Average salary in Kumamoto (熊本県) by age, gender and company sizejpsalary / MHLW Basic Survey on Wage Structure

Frequently Asked Questions

Q.What is the current population of Takamori, Kumamoto?
A.According to the 2025 national census, Takamori has a population of 5,363.
Q.What is the population of Takamori in 2026?
A.Takamori's population in 2026 is estimated at approximately 5,262. This is an interpolated reference value between the 2025 census (5,363) and the IPSS projection for 2030 (4,860).
Q.What is the projected population of Takamori in the future?
A.According to IPSS projections, Takamori's population is expected to be 4,860 in 2030, 3,981 in 2040, and 3,149 in 2050.
Q.What is the population decline rate of Takamori?
A.Over the 30 years from 2020 to 2050, Takamori's population is projected to change by -45.6%. The 10-year change is -16.0% and the 20-year change is -31.2%.
Q.Why is the population of Takamori 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 Takamori, the share of residents aged 65+ is projected to rise from 43.4% to 52.5% by 2050, which further accelerates natural decrease.
Q.What is the aging rate of Takamori?
A.Takamori's aging rate (percentage aged 65 and over) is 43.4% as of 2020, projected to rise to 52.5% 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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