일본 인구 감소 시뮬레이터

Shimane島根県

Oonan 邑南町

Data last updated:

Oonan, Shimane, Japan has a population of 10,166 (2020 national census). IPSS projections estimate 8,479 by 2030 and 6,043 by 2050 (a decrease of about 40.6% from 2020), with the share of residents aged 65+ rising from 45.1% to 48.9%.Sources: Japan Census (Statistics Bureau), IPSS Regional Population Projections (2023)

2020년

(실적)

10,166명

2030년

(추계)

8,479명

▼ -16.6%

2040년

(추계)

7,185명

▼ -29.3%

2050년

(추계)

6,043명

▼ -40.6%

고령화율（65세 이상）: 2020년 45.1%→2050년 48.9%

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데이터 출처

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

※이 서비스는 e-Stat의 API 기능을 사용하고 있으나 서비스 내용은 일본 정부에 의해 보증된 것이 아닙니다.

Oonan Population Projection Table (2020–2050)

Population by year, based on the national census and IPSS (2023) projections.

YearPopulationvs 2020Type
202010,166—Census
20259,259▼ -8.9%Projection
20308,479▼ -16.6%Projection
20357,808▼ -23.2%Projection
20407,185▼ -29.3%Projection
20456,593▼ -35.1%Projection
20506,043▼ -40.6%Projection

About Oonan

Overview

Oonan (邑南町) is a municipality in Shimane, Japan, with a population of 10,166 as of 2020.

Population Projection of Oonan

According to projections by Japan's National Institute of Population and Social Security Research (IPSS), Oonan's population is expected to reach 8,479 by 2030 (-16.6%), 7,185 by 2040 (-29.3%), and 6,043 by 2050 (-40.6%). A significant population decline is projected over the next three decades.

Aging Rate of Oonan

The aging rate (percentage of residents aged 65 and over) is 45.1% as of 2020 and is projected to rise to 48.9% by 2050. Over 40% of residents will be elderly, significantly affecting healthcare and social services needs.

National Comparison

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

National and Prefectural Rank

  • Population decline rate: Ranked #699 out of 1916 municipalities nationwide.
  • Aging rate in 2050: Ranked #638 out of 1916 nationwide.
  • Population size: Ranked #1381 out of 1916 nationwide.
  • Related: National rankings / All municipalities in Shimane

Frequently Asked Questions

Q.What is the current population of Oonan, Shimane?
A.According to the 2020 national census, Oonan has a population of 10,166.
Q.What is the population of Oonan in 2026?
A.Oonan's population in 2026 is estimated at approximately 9,103. This is an interpolated reference value between the 2020 census (10,166) and the IPSS projection for 2030 (8,479).
Q.What is the projected population of Oonan in the future?
A.According to IPSS projections, Oonan's population is expected to be 8,479 in 2030, 7,185 in 2040, and 6,043 in 2050.
Q.What is the population decline rate of Oonan?
A.Over the 30 years from 2020 to 2050, Oonan's population is projected to change by -40.6%. The 10-year change is -16.6% and the 20-year change is -29.3%.
Q.Why is the population of Oonan 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 Oonan, the share of residents aged 65+ is projected to rise from 45.1% to 48.9% by 2050, which further accelerates natural decrease.
Q.What is the aging rate of Oonan?
A.Oonan's aging rate (percentage aged 65 and over) is 45.1% as of 2020, projected to rise to 48.9% 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 the 2020 national census results. Future projections use the IPSS 2023 edition. Data will be updated as new census results become available.

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