일본 인구 감소 시뮬레이터

Hiroshima広島県

Ootake 大竹市

Data last updated:

Ootake, Hiroshima, Japan has a population of 24,648 (2025 national census). IPSS projections estimate 23,319 by 2030 and 17,250 by 2050 (a decrease of about 34.5% from 2020), with the share of residents aged 65+ rising from 35.8% in 2020 to 41.5%.Sources: Japan Census (Statistics Bureau), IPSS Regional Population Projections (2023)

2025년실적

24,648명

2030년추계

23,319명

▼ -11.4%

2040년추계

20,195명

▼ -23.3%

2050년추계

17,250명

▼ -34.5%

Change vs. 2020 census

고령화율(65세 이상): 2020년 35.8%→2050년 41.5%

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Hiroshima (広島県)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)」

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

Ootake 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
198036,075▲ +37.1%Census
198534,760▲ +32.1%Census
199033,236▲ +26.3%Census
199532,850▲ +24.8%Census
200031,405▲ +19.3%Census
200530,279▲ +15.0%Census
201028,836▲ +9.6%Census
201527,865▲ +5.9%Census
202026,319—Census
202524,648▼ -6.3%Census
203023,319▼ -11.4%Projection
203521,743▼ -17.4%Projection
204020,195▼ -23.3%Projection
204518,672▼ -29.1%Projection
205017,250▼ -34.5%Projection

About Ootake

Overview

Ootake (大竹市) is a municipality in Hiroshima, Japan, with a population of 24,648 as of 2025.

Population Projection of Ootake

According to projections by Japan's National Institute of Population and Social Security Research (IPSS), Ootake's population is expected to reach 23,319 by 2030 (-11.4%), 20,195 by 2040 (-23.3%), and 17,250 by 2050 (-34.5%). A significant population decline is projected over the next three decades.

Aging Rate of Ootake

The aging rate (percentage of residents aged 65 and over) is 35.8% as of 2020 and is projected to rise to 41.5% by 2050. Over 40% of residents will be elderly, significantly affecting healthcare and social services needs.

National Comparison

Ootake's population decline rate exceeds the national average.

National and Prefectural Rank

  • Population decline rate: Ranked #910 out of 1903 municipalities nationwide.
  • Aging rate in 2050: Ranked #1137 out of 1903 nationwide.
  • Population size: Ranked #997 out of 1917 nationwide.
  • Related: National rankings / All municipalities in Hiroshima

Hiroshima (広島県)의 소득 수준: Hiroshima (広島県)의 평균 연봉(연령·성별·기업 규모별)jpsalary / 후생노동성 임금구조 기본통계조사

Frequently Asked Questions

Q.What is the current population of Ootake, Hiroshima?
A.According to the 2025 national census, Ootake has a population of 24,648.
Q.What is the population of Ootake in 2026?
A.Ootake's population in 2026 is estimated at approximately 24,382. This is an interpolated reference value between the 2025 census (24,648) and the IPSS projection for 2030 (23,319).
Q.What is the projected population of Ootake in the future?
A.According to IPSS projections, Ootake's population is expected to be 23,319 in 2030, 20,195 in 2040, and 17,250 in 2050.
Q.What is the population decline rate of Ootake?
A.Over the 30 years from 2020 to 2050, Ootake's population is projected to change by -34.5%. The 10-year change is -11.4% and the 20-year change is -23.3%.
Q.Why is the population of Ootake 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 Ootake, the share of residents aged 65+ is projected to rise from 35.8% to 41.5% by 2050, which further accelerates natural decrease.
Q.What is the aging rate of Ootake?
A.Ootake's aging rate (percentage aged 65 and over) is 35.8% as of 2020, projected to rise to 41.5% 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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