Japan Population Decline Simulator

Hyogo兵庫県

Nishinomiya 西宮市

Data last updated:

Nishinomiya, Hyogo, Japan has a population of 482,260 (2025 national census). IPSS projections estimate 478,834 by 2030 and 441,358 by 2050 (a decrease of about 9.1% from 2020), with the share of residents aged 65+ rising from 24.6% in 2020 to 35.1%.Sources: Japan Census (Statistics Bureau), IPSS Regional Population Projections (2023)

2025

(Census)

482,260

2030

(Projection)

478,834

▼ -1.4%

2040

(Projection)

462,768

▼ -4.7%

2050

(Projection)

441,358

▼ -9.1%

Change vs. 2020 census

Elderly Rate (65+): 2020 24.6%→2050 35.1%

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Other municipalities in Hyogo (兵庫県)

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.

Nishinomiya 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
1980410,329▼ -15.5%Census
1985421,267▼ -13.2%Census
1990426,909▼ -12.1%Census
1995390,389▼ -19.6%Census
2000438,105▼ -9.8%Census
2005465,337▼ -4.2%Census
2010482,640▼ -0.6%Census
2015487,850▲ +0.5%Census
2020485,587—Census
2025482,260▼ -0.7%Census
2030478,834▼ -1.4%Projection
2035471,620▼ -2.9%Projection
2040462,768▼ -4.7%Projection
2045452,587▼ -6.8%Projection
2050441,358▼ -9.1%Projection

About Nishinomiya

Overview

Nishinomiya (西宮市) is a municipality in Hyogo, Japan, with a population of 482,260 as of 2025.

Population Projection of Nishinomiya

According to projections by Japan's National Institute of Population and Social Security Research (IPSS), Nishinomiya's population is expected to reach 478,834 by 2030 (-1.4%), 462,768 by 2040 (-4.7%), and 441,358 by 2050 (-9.1%). A modest population change is expected.

Aging Rate of Nishinomiya

The aging rate (percentage of residents aged 65 and over) is 24.6% as of 2020 and is projected to rise to 35.1% by 2050. The aging rate will remain below the most severe Japanese averages.

National Comparison

Nishinomiya's demographic trajectory is similar to the national average.

National and Prefectural Rank

  • Population decline rate: Ranked #1638 out of 1903 municipalities nationwide.
  • Aging rate in 2050: Ranked #1610 out of 1903 nationwide.
  • Population size: Ranked #40 out of 1917 nationwide.
  • Related: National rankings / All municipalities in Hyogo

Earnings in Hyogo (兵庫県): Average salary in Hyogo (兵庫県) by age, gender and company sizejpsalary / MHLW Basic Survey on Wage Structure

Frequently Asked Questions

Q.What is the current population of Nishinomiya, Hyogo?
A.According to the 2025 national census, Nishinomiya has a population of 482,260.
Q.What is the population of Nishinomiya in 2026?
A.Nishinomiya's population in 2026 is estimated at approximately 481,575. This is an interpolated reference value between the 2025 census (482,260) and the IPSS projection for 2030 (478,834).
Q.What is the projected population of Nishinomiya in the future?
A.According to IPSS projections, Nishinomiya's population is expected to be 478,834 in 2030, 462,768 in 2040, and 441,358 in 2050.
Q.What is the population decline rate of Nishinomiya?
A.Over the 30 years from 2020 to 2050, Nishinomiya's population is projected to change by -9.1%. The 10-year change is -1.4% and the 20-year change is -4.7%.
Q.Why is the population of Nishinomiya 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 Nishinomiya, the share of residents aged 65+ is projected to rise from 24.6% to 35.1% by 2050, which further accelerates natural decrease.
Q.What is the aging rate of Nishinomiya?
A.Nishinomiya's aging rate (percentage aged 65 and over) is 24.6% as of 2020, projected to rise to 35.1% 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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