일본 인구 감소 시뮬레이터

Shimane島根県

Izumo 出雲市

Data last updated:

Izumo, Shimane, Japan has a population of 169,401 (2025 national census). IPSS projections estimate 166,781 by 2030 and 150,468 by 2050 (a decrease of about 12.9% from 2020), with the share of residents aged 65+ rising from 30.2% in 2020 to 35.8%.Sources: Japan Census (Statistics Bureau), IPSS Regional Population Projections (2023)

2025년실적

169,401명

2030년추계

166,781명

▼ -3.5%

2040년추계

159,477명

▼ -7.7%

2050년추계

150,468명

▼ -12.9%

Change vs. 2020 census

고령화율(65세 이상): 2020년 30.2%→2050년 35.8%

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Shimane (島根県)의 다른 시구정촌

데이터 출처

  • 일본 정부 통계 종합 포털(e-Stat)(https://www.e-stat.go.jp/)
  • 국립사회보장・인구문제연구소 「일본의 지역별 장래추계인구(레이와 5년 추계)」

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Izumo 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
1980166,280▼ -3.8%Census
1985170,529▼ -1.3%Census
1990171,422▼ -0.8%Census
1995172,001▼ -0.4%Census
2000173,776▲ +0.6%Census
2005173,751▲ +0.6%Census
2010171,485▼ -0.7%Census
2015171,938▼ -0.5%Census
2020172,775—Census
2025169,401▼ -2.0%Census
2030166,781▼ -3.5%Projection
2035163,280▼ -5.5%Projection
2040159,477▼ -7.7%Projection
2045155,149▼ -10.2%Projection
2050150,468▼ -12.9%Projection

About Izumo

Overview

Izumo (出雲市) is a municipality in Shimane, Japan, with a population of 169,401 as of 2025.

Population Projection of Izumo

According to projections by Japan's National Institute of Population and Social Security Research (IPSS), Izumo's population is expected to reach 166,781 by 2030 (-3.5%), 159,477 by 2040 (-7.7%), and 150,468 by 2050 (-12.9%). A modest population change is expected.

Aging Rate of Izumo

The aging rate (percentage of residents aged 65 and over) is 30.2% as of 2020 and is projected to rise to 35.8% by 2050. The aging rate will remain below the most severe Japanese averages.

National Comparison

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

National and Prefectural Rank

  • Population decline rate: Ranked #1542 out of 1903 municipalities nationwide.
  • Aging rate in 2050: Ranked #1560 out of 1903 nationwide.
  • Population size: Ranked #224 out of 1917 nationwide.
  • Related: National rankings / All municipalities in Shimane

Shimane (島根県)의 소득 수준: Shimane (島根県)의 평균 연봉(연령·성별·기업 규모별)jpsalary / 후생노동성 임금구조 기본통계조사

Frequently Asked Questions

Q.What is the current population of Izumo, Shimane?
A.According to the 2025 national census, Izumo has a population of 169,401.
Q.What is the population of Izumo in 2026?
A.Izumo's population in 2026 is estimated at approximately 168,877. This is an interpolated reference value between the 2025 census (169,401) and the IPSS projection for 2030 (166,781).
Q.What is the projected population of Izumo in the future?
A.According to IPSS projections, Izumo's population is expected to be 166,781 in 2030, 159,477 in 2040, and 150,468 in 2050.
Q.What is the population decline rate of Izumo?
A.Over the 30 years from 2020 to 2050, Izumo's population is projected to change by -12.9%. The 10-year change is -3.5% and the 20-year change is -7.7%.
Q.Why is the population of Izumo 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 Izumo, the share of residents aged 65+ is projected to rise from 30.2% to 35.8% by 2050, which further accelerates natural decrease.
Q.What is the aging rate of Izumo?
A.Izumo's aging rate (percentage aged 65 and over) is 30.2% as of 2020, projected to rise to 35.8% 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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