Japan Population Decline Simulator

Kyoto京都府

Jouyou 城陽市

Data last updated:

Jouyou, Kyoto, Japan has a population of 71,707 (2025 national census). IPSS projections estimate 67,413 by 2030 and 50,011 by 2050 (a decrease of about 33.0% from 2020), with the share of residents aged 65+ rising from 34.0% in 2020 to 43.3%.Sources: Japan Census (Statistics Bureau), IPSS Regional Population Projections (2023)

2025

(Census)

71,707

2030

(Projection)

67,413

▼ -9.6%

2040

(Projection)

58,329

▼ -21.8%

2050

(Projection)

50,011

▼ -33.0%

Change vs. 2020 census

Elderly Rate (65+): 2020 34%→2050 43.3%

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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.

Jouyou 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
198074,350▼ -0.3%Census
198581,850▲ +9.7%Census
199084,770▲ +13.6%Census
199585,398▲ +14.5%Census
200084,346▲ +13.1%Census
200581,636▲ +9.4%Census
201080,037▲ +7.3%Census
201576,869▲ +3.0%Census
202074,607—Census
202571,707▼ -3.9%Census
203067,413▼ -9.6%Projection
203562,935▼ -15.6%Projection
204058,329▼ -21.8%Projection
204553,959▼ -27.7%Projection
205050,011▼ -33.0%Projection

About Jouyou

Overview

Jouyou (城陽市) is a municipality in Kyoto, Japan, with a population of 71,707 as of 2025.

Population Projection of Jouyou

According to projections by Japan's National Institute of Population and Social Security Research (IPSS), Jouyou's population is expected to reach 67,413 by 2030 (-9.6%), 58,329 by 2040 (-21.8%), and 50,011 by 2050 (-33.0%). A significant population decline is projected over the next three decades.

Aging Rate of Jouyou

The aging rate (percentage of residents aged 65 and over) is 34.0% as of 2020 and is projected to rise to 43.3% by 2050. Over 40% of residents will be elderly, significantly affecting healthcare and social services needs.

National Comparison

Jouyou's population decline rate exceeds the national average.

National and Prefectural Rank

  • Population decline rate: Ranked #964 out of 1903 municipalities nationwide.
  • Aging rate in 2050: Ranked #999 out of 1903 nationwide.
  • Population size: Ranked #536 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 Jouyou, Kyoto?
A.According to the 2025 national census, Jouyou has a population of 71,707.
Q.What is the population of Jouyou in 2026?
A.Jouyou's population in 2026 is estimated at approximately 70,848. This is an interpolated reference value between the 2025 census (71,707) and the IPSS projection for 2030 (67,413).
Q.What is the projected population of Jouyou in the future?
A.According to IPSS projections, Jouyou's population is expected to be 67,413 in 2030, 58,329 in 2040, and 50,011 in 2050.
Q.What is the population decline rate of Jouyou?
A.Over the 30 years from 2020 to 2050, Jouyou's population is projected to change by -33.0%. The 10-year change is -9.6% and the 20-year change is -21.8%.
Q.Why is the population of Jouyou 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 Jouyou, the share of residents aged 65+ is projected to rise from 34.0% to 43.3% by 2050, which further accelerates natural decrease.
Q.What is the aging rate of Jouyou?
A.Jouyou's aging rate (percentage aged 65 and over) is 34.0% as of 2020, projected to rise to 43.3% 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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