Japan Population Decline Simulator

Miyazaki宮崎県

Takaharu 高原町

Data last updated:

Takaharu, Miyazaki, Japan has a population of 7,689 (2025 national census). IPSS projections estimate 7,266 by 2030 and 4,797 by 2050 (a decrease of about 44.5% from 2020), with the share of residents aged 65+ rising from 42.1% in 2020 to 51.9%.Sources: Japan Census (Statistics Bureau), IPSS Regional Population Projections (2023)

2025Census

7,689

2030Projection

7,266

▼ -15.9%

2040Projection

5,997

▼ -30.6%

2050Projection

4,797

▼ -44.5%

Change vs. 2020 census

Elderly Rate (65+): 2020 42.1%→2050 51.9%

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Other municipalities in Miyazaki (宮崎県)

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.

Takaharu 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
198012,579▲ +45.6%Census
198512,455▲ +44.2%Census
199011,984▲ +38.7%Census
199511,619▲ +34.5%Census
200011,254▲ +30.3%Census
200510,623▲ +23.0%Census
201010,000▲ +15.8%Census
20159,300▲ +7.7%Census
20208,639—Census
20257,689▼ -11.0%Census
20307,266▼ -15.9%Projection
20356,620▼ -23.4%Projection
20405,997▼ -30.6%Projection
20455,384▼ -37.7%Projection
20504,797▼ -44.5%Projection

About Takaharu

Overview

Takaharu (高原町) is a municipality in Miyazaki, Japan, with a population of 7,689 as of 2025.

Population Projection of Takaharu

According to projections by Japan's National Institute of Population and Social Security Research (IPSS), Takaharu's population is expected to reach 7,266 by 2030 (-15.9%), 5,997 by 2040 (-30.6%), and 4,797 by 2050 (-44.5%). A significant population decline is projected over the next three decades.

Aging Rate of Takaharu

The aging rate (percentage of residents aged 65 and over) is 42.1% as of 2020 and is projected to rise to 51.9% by 2050. More than half of residents will be seniors, placing the town in the "marginal municipality" category.

National Comparison

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

National and Prefectural Rank

  • Population decline rate: Ranked #550 out of 1903 municipalities nationwide.
  • Aging rate in 2050: Ranked #432 out of 1903 nationwide.
  • Population size: Ranked #1438 out of 1917 nationwide.
  • Related: National rankings / All municipalities in Miyazaki

Earnings in Miyazaki (宮崎県): Average salary in Miyazaki (宮崎県) by age, gender and company sizejpsalary / MHLW Basic Survey on Wage Structure

Frequently Asked Questions

Q.What is the current population of Takaharu, Miyazaki?
A.According to the 2025 national census, Takaharu has a population of 7,689.
Q.What is the population of Takaharu in 2026?
A.Takaharu's population in 2026 is estimated at approximately 7,604. This is an interpolated reference value between the 2025 census (7,689) and the IPSS projection for 2030 (7,266).
Q.What is the projected population of Takaharu in the future?
A.According to IPSS projections, Takaharu's population is expected to be 7,266 in 2030, 5,997 in 2040, and 4,797 in 2050.
Q.What is the population decline rate of Takaharu?
A.Over the 30 years from 2020 to 2050, Takaharu's population is projected to change by -44.5%. The 10-year change is -15.9% and the 20-year change is -30.6%.
Q.Why is the population of Takaharu 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 Takaharu, the share of residents aged 65+ is projected to rise from 42.1% to 51.9% by 2050, which further accelerates natural decrease.
Q.What is the aging rate of Takaharu?
A.Takaharu's aging rate (percentage aged 65 and over) is 42.1% as of 2020, projected to rise to 51.9% 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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