Iwate岩手県
Oushuu 奥州市
Data last updated:
Oushuu, Iwate, Japan has a population of 103,802 (2025 national census). IPSS projections estimate 97,749 by 2030 and 69,375 by 2050 (a decrease of about 38.6% from 2020), with the share of residents aged 65+ rising from 35.5% in 2020 to 47.9%.Sources: Japan Census (Statistics Bureau), IPSS Regional Population Projections (2023)
2025년
(실적)
103,802명
2030년
(추계)
97,749명
▼ -13.4%
2040년
(추계)
83,273명
▼ -26.3%
2050년
(추계)
69,375명
▼ -38.6%
Change vs. 2020 census
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Iwate (岩手県)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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Oushuu Population Table (1980–2050)
Population by year: national census results (restated to current municipal boundaries) and IPSS (2023) projections based on the 2020 census.
| Year | Population | vs 2020 | Type |
|---|---|---|---|
| 1980 | 130,318 | ▲ +15.4% | Census |
| 1985 | 132,039 | ▲ +16.9% | Census |
| 1990 | 132,116 | ▲ +17.0% | Census |
| 1995 | 133,228 | ▲ +18.0% | Census |
| 2000 | 133,056 | ▲ +17.8% | Census |
| 2005 | 130,171 | ▲ +15.3% | Census |
| 2010 | 124,746 | ▲ +10.5% | Census |
| 2015 | 119,422 | ▲ +5.7% | Census |
| 2020 | 112,937 | — | Census |
| 2025 | 103,802 | ▼ -8.1% | Census |
| 2030 | 97,749 | ▼ -13.4% | Projection |
| 2035 | 90,363 | ▼ -20.0% | Projection |
| 2040 | 83,273 | ▼ -26.3% | Projection |
| 2045 | 76,276 | ▼ -32.5% | Projection |
| 2050 | 69,375 | ▼ -38.6% | Projection |
About Oushuu
Overview
Oushuu (奥州市) is a municipality in Iwate, Japan, with a population of 103,802 as of 2025.
Population Projection of Oushuu
According to projections by Japan's National Institute of Population and Social Security Research (IPSS), Oushuu's population is expected to reach 97,749 by 2030 (-13.4%), 83,273 by 2040 (-26.3%), and 69,375 by 2050 (-38.6%). A significant population decline is projected over the next three decades.
Aging Rate of Oushuu
The aging rate (percentage of residents aged 65 and over) is 35.5% as of 2020 and is projected to rise to 47.9% by 2050. Over 40% of residents will be elderly, significantly affecting healthcare and social services needs.
National Comparison
Oushuu's population decline rate exceeds the national average.
National and Prefectural Rank
- Population decline rate: Ranked #771 out of 1903 municipalities nationwide.
- Aging rate in 2050: Ranked #693 out of 1903 nationwide.
- Population size: Ranked #404 out of 1917 nationwide.
- Related: National rankings / All municipalities in Iwate
Iwate (岩手県)의 소득 수준: Iwate (岩手県)의 평균 연봉(연령·성별·기업 규모별)jpsalary / 후생노동성 임금구조 기본통계조사