Nagano長野県
Omi 麻績村
Data last updated:
Omi, Nagano, Japan has a population of 2,311 (2025 national census). IPSS projections estimate 2,195 by 2030 and 1,651 by 2050 (a decrease of about 36.3% from 2020), with the share of residents aged 65+ rising from 44.9% in 2020 to 50.6%.Sources: Japan Census (Statistics Bureau), IPSS Regional Population Projections (2023)
2025년
(실적)
2,311명
2030년
(추계)
2,195명
▼ -15.3%
2040년
(추계)
1,923명
▼ -25.8%
2050년
(추계)
1,651명
▼ -36.3%
Change vs. 2020 census
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Nagano (長野県)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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Omi 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 | 4,016 | ▲ +54.9% | Census |
| 1985 | 3,805 | ▲ +46.7% | Census |
| 1990 | 3,622 | ▲ +39.7% | Census |
| 1995 | 3,499 | ▲ +34.9% | Census |
| 2000 | 3,347 | ▲ +29.1% | Census |
| 2005 | 3,204 | ▲ +23.6% | Census |
| 2010 | 2,970 | ▲ +14.5% | Census |
| 2015 | 2,788 | ▲ +7.5% | Census |
| 2020 | 2,593 | — | Census |
| 2025 | 2,311 | ▼ -10.9% | Census |
| 2030 | 2,195 | ▼ -15.3% | Projection |
| 2035 | 2,066 | ▼ -20.3% | Projection |
| 2040 | 1,923 | ▼ -25.8% | Projection |
| 2045 | 1,790 | ▼ -31.0% | Projection |
| 2050 | 1,651 | ▼ -36.3% | Projection |
About Omi
Overview
Omi (麻績村) is a municipality in Nagano, Japan, with a population of 2,311 as of 2025.
Population Projection of Omi
According to projections by Japan's National Institute of Population and Social Security Research (IPSS), Omi's population is expected to reach 2,195 by 2030 (-15.3%), 1,923 by 2040 (-25.8%), and 1,651 by 2050 (-36.3%). A significant population decline is projected over the next three decades.
Aging Rate of Omi
The aging rate (percentage of residents aged 65 and over) is 44.9% as of 2020 and is projected to rise to 50.6% by 2050. More than half of residents will be seniors, placing the town in the "marginal municipality" category.
National Comparison
Omi's population decline rate exceeds the national average.
National and Prefectural Rank
- Population decline rate: Ranked #849 out of 1903 municipalities nationwide.
- Aging rate in 2050: Ranked #524 out of 1903 nationwide.
- Population size: Ranked #1784 out of 1917 nationwide.
- Related: National rankings / All municipalities in Nagano
Nagano (長野県)의 소득 수준: Nagano (長野県)의 평균 연봉(연령·성별·기업 규모별)jpsalary / 후생노동성 임금구조 기본통계조사