Japan Population Decline Simulator

Gifu岐阜県

Yourou 養老町

Data last updated:

Yourou, Gifu, Japan has a population of 24,356 (2025 national census). IPSS projections estimate 22,712 by 2030 and 14,417 by 2050 (a decrease of about 46.4% from 2020), with the share of residents aged 65+ rising from 34.1% in 2020 to 52.5%.Sources: Japan Census (Statistics Bureau), IPSS Regional Population Projections (2023)

2025

(Census)

24,356

2030

(Projection)

22,712

▼ -15.5%

2040

(Projection)

18,431

▼ -31.4%

2050

(Projection)

14,417

▼ -46.4%

Change vs. 2020 census

Elderly Rate (65+): 2020 34.1%→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.

Yourou 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
198031,372▲ +16.7%Census
198532,919▲ +22.5%Census
199033,102▲ +23.1%Census
199533,694▲ +25.3%Census
200033,256▲ +23.7%Census
200532,550▲ +21.1%Census
201031,332▲ +16.6%Census
201529,029▲ +8.0%Census
202026,882—Census
202524,356▼ -9.4%Census
203022,712▼ -15.5%Projection
203520,561▼ -23.5%Projection
204018,431▼ -31.4%Projection
204516,366▼ -39.1%Projection
205014,417▼ -46.4%Projection

About Yourou

Overview

Yourou (養老町) is a municipality in Gifu, Japan, with a population of 24,356 as of 2025.

Population Projection of Yourou

According to projections by Japan's National Institute of Population and Social Security Research (IPSS), Yourou's population is expected to reach 22,712 by 2030 (-15.5%), 18,431 by 2040 (-31.4%), and 14,417 by 2050 (-46.4%). A significant population decline is projected over the next three decades.

Aging Rate of Yourou

The aging rate (percentage of residents aged 65 and over) is 34.1% 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

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

National and Prefectural Rank

  • Population decline rate: Ranked #475 out of 1903 municipalities nationwide.
  • Aging rate in 2050: Ranked #399 out of 1903 nationwide.
  • Population size: Ranked #1002 out of 1917 nationwide.
  • Related: National rankings / All municipalities in Gifu

Earnings in Gifu (岐阜県): Average salary in Gifu (岐阜県) by age, gender and company sizejpsalary / MHLW Basic Survey on Wage Structure

Frequently Asked Questions

Q.What is the current population of Yourou, Gifu?
A.According to the 2025 national census, Yourou has a population of 24,356.
Q.What is the population of Yourou in 2026?
A.Yourou's population in 2026 is estimated at approximately 24,027. This is an interpolated reference value between the 2025 census (24,356) and the IPSS projection for 2030 (22,712).
Q.What is the projected population of Yourou in the future?
A.According to IPSS projections, Yourou's population is expected to be 22,712 in 2030, 18,431 in 2040, and 14,417 in 2050.
Q.What is the population decline rate of Yourou?
A.Over the 30 years from 2020 to 2050, Yourou's population is projected to change by -46.4%. The 10-year change is -15.5% and the 20-year change is -31.4%.
Q.Why is the population of Yourou 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 Yourou, the share of residents aged 65+ is projected to rise from 34.1% to 52.5% by 2050, which further accelerates natural decrease.
Q.What is the aging rate of Yourou?
A.Yourou's aging rate (percentage aged 65 and over) is 34.1% 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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