Japan Population Decline Simulator

Osaka大阪府

Toyono 豊能町

Data last updated:

Toyono, Osaka, Japan has a population of 16,684 (2025 national census). IPSS projections estimate 14,816 by 2030 and 7,516 by 2050 (a decrease of about 58.9% from 2020), with the share of residents aged 65+ rising from 47.5% in 2020 to 68.3%.Sources: Japan Census (Statistics Bureau), IPSS Regional Population Projections (2023)

2025

(Census)

16,684

2030

(Projection)

14,816

▼ -18.9%

2040

(Projection)

10,835

▼ -40.7%

2050

(Projection)

7,516

▼ -58.9%

Change vs. 2020 census

Elderly Rate (65+): 2020 47.5%→2050 68.3%

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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.

Toyono 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
198012,471▼ -31.8%Census
198516,297▼ -10.8%Census
199023,676▲ +29.5%Census
199526,617▲ +45.6%Census
200025,722▲ +40.7%Census
200523,928▲ +30.9%Census
201021,989▲ +20.3%Census
201519,934▲ +9.1%Census
202018,279—Census
202516,684▼ -8.7%Census
203014,816▼ -18.9%Projection
203512,812▼ -29.9%Projection
204010,835▼ -40.7%Projection
20459,050▼ -50.5%Projection
20507,516▼ -58.9%Projection

About Toyono

Overview

Toyono (豊能町) is a municipality in Osaka, Japan, with a population of 16,684 as of 2025.

Population Projection of Toyono

According to projections by Japan's National Institute of Population and Social Security Research (IPSS), Toyono's population is expected to reach 14,816 by 2030 (-18.9%), 10,835 by 2040 (-40.7%), and 7,516 by 2050 (-58.9%). The town is projected to lose more than half its population over 30 years.

Aging Rate of Toyono

The aging rate (percentage of residents aged 65 and over) is 47.5% as of 2020 and is projected to rise to 68.3% by 2050. More than half of residents will be seniors, placing the town in the "marginal municipality" category.

National Comparison

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

National and Prefectural Rank

  • Population decline rate: Ranked #82 out of 1903 municipalities nationwide.
  • Aging rate in 2050: Ranked #14 out of 1903 nationwide.
  • Population size: Ranked #1145 out of 1917 nationwide.
  • Related: National rankings / All municipalities in Osaka

Earnings in Osaka (大阪府): Average salary in Osaka (大阪府) by age, gender and company sizejpsalary / MHLW Basic Survey on Wage Structure

Frequently Asked Questions

Q.What is the current population of Toyono, Osaka?
A.According to the 2025 national census, Toyono has a population of 16,684.
Q.What is the population of Toyono in 2026?
A.Toyono's population in 2026 is estimated at approximately 16,310. This is an interpolated reference value between the 2025 census (16,684) and the IPSS projection for 2030 (14,816).
Q.What is the projected population of Toyono in the future?
A.According to IPSS projections, Toyono's population is expected to be 14,816 in 2030, 10,835 in 2040, and 7,516 in 2050.
Q.What is the population decline rate of Toyono?
A.Over the 30 years from 2020 to 2050, Toyono's population is projected to change by -58.9%. The 10-year change is -18.9% and the 20-year change is -40.7%.
Q.Why is the population of Toyono 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 Toyono, the share of residents aged 65+ is projected to rise from 47.5% to 68.3% by 2050, which further accelerates natural decrease.
Q.What is the aging rate of Toyono?
A.Toyono's aging rate (percentage aged 65 and over) is 47.5% as of 2020, projected to rise to 68.3% 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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