日本人口减少模拟器

Okayama岡山県

Takahashi 高梁市

Data last updated:

Takahashi, Okayama, Japan has a population of 25,546 (2025 national census). IPSS projections estimate 22,377 by 2030 and 14,031 by 2050 (a decrease of about 51.7% from 2020), with the share of residents aged 65+ rising from 41.0% in 2020 to 51.8%.Sources: Japan Census (Statistics Bureau), IPSS Regional Population Projections (2023)

2025年实际

25,546人

2030年预测

22,377人

▼ -23.0%

2040年预测

17,937人

▼ -38.3%

2050年预测

14,031人

▼ -51.7%

Change vs. 2020 census

老龄化率(65岁以上): 2020年 41%→2050年 51.8%

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岁

Okayama (岡山県)的其他市区町村

数据来源

  • 日本政府统计综合窗口(e-Stat)(https://www.e-stat.go.jp/)
  • 国立社会保障・人口问题研究所「日本地区别未来推计人口(令和5年推计)」

※本服务使用e-Stat的API功能,但服务内容不受日本政府保证。

Takahashi 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
198047,013▲ +61.7%Census
198545,760▲ +57.4%Census
199044,039▲ +51.5%Census
199543,115▲ +48.3%Census
200041,077▲ +41.3%Census
200538,799▲ +33.5%Census
201034,963▲ +20.3%Census
201532,075▲ +10.3%Census
202029,072—Census
202525,546▼ -12.1%Census
203022,377▼ -23.0%Projection
203520,142▼ -30.7%Projection
204017,937▼ -38.3%Projection
204515,861▼ -45.4%Projection
205014,031▼ -51.7%Projection

About Takahashi

Overview

Takahashi (高梁市) is a municipality in Okayama, Japan, with a population of 25,546 as of 2025.

Population Projection of Takahashi

According to projections by Japan's National Institute of Population and Social Security Research (IPSS), Takahashi's population is expected to reach 22,377 by 2030 (-23.0%), 17,937 by 2040 (-38.3%), and 14,031 by 2050 (-51.7%). The town is projected to lose more than half its population over 30 years.

Aging Rate of Takahashi

The aging rate (percentage of residents aged 65 and over) is 41.0% as of 2020 and is projected to rise to 51.8% by 2050. More than half of residents will be seniors, placing the town in the "marginal municipality" category.

National Comparison

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

National and Prefectural Rank

  • Population decline rate: Ranked #272 out of 1903 municipalities nationwide.
  • Aging rate in 2050: Ranked #437 out of 1903 nationwide.
  • Population size: Ranked #979 out of 1917 nationwide.
  • Related: National rankings / All municipalities in Okayama

Okayama (岡山県)的收入水平: Okayama (岡山県)的平均年收入(按年龄、性别、企业规模)jpsalary / 厚生劳动省 工资结构基本统计调查

Frequently Asked Questions

Q.What is the current population of Takahashi, Okayama?
A.According to the 2025 national census, Takahashi has a population of 25,546.
Q.What is the population of Takahashi in 2026?
A.Takahashi's population in 2026 is estimated at approximately 24,912. This is an interpolated reference value between the 2025 census (25,546) and the IPSS projection for 2030 (22,377).
Q.What is the projected population of Takahashi in the future?
A.According to IPSS projections, Takahashi's population is expected to be 22,377 in 2030, 17,937 in 2040, and 14,031 in 2050.
Q.What is the population decline rate of Takahashi?
A.Over the 30 years from 2020 to 2050, Takahashi's population is projected to change by -51.7%. The 10-year change is -23.0% and the 20-year change is -38.3%.
Q.Why is the population of Takahashi 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 Takahashi, the share of residents aged 65+ is projected to rise from 41.0% to 51.8% by 2050, which further accelerates natural decrease.
Q.What is the aging rate of Takahashi?
A.Takahashi's aging rate (percentage aged 65 and over) is 41.0% as of 2020, projected to rise to 51.8% 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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