Oita大分県
Kusu 玖珠町
Data last updated:
Kusu, Oita, Japan has a population of 12,909 (2025 national census). IPSS projections estimate 11,628 by 2030 and 7,515 by 2050 (a decrease of about 47.8% from 2020), with the share of residents aged 65+ rising from 38.5% in 2020 to 50.6%.Sources: Japan Census (Statistics Bureau), IPSS Regional Population Projections (2023)
2025년
(실적)
12,909명
2030년
(추계)
11,628명
▼ -19.2%
2040년
(추계)
9,449명
▼ -34.3%
2050년
(추계)
7,515명
▼ -47.8%
Change vs. 2020 census
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Oita (大分県)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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Kusu 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 | 22,775 | ▲ +58.3% | Census |
| 1985 | 22,079 | ▲ +53.5% | Census |
| 1990 | 20,907 | ▲ +45.3% | Census |
| 1995 | 19,659 | ▲ +36.7% | Census |
| 2000 | 18,988 | ▲ +32.0% | Census |
| 2005 | 18,276 | ▲ +27.0% | Census |
| 2010 | 17,054 | ▲ +18.5% | Census |
| 2015 | 15,823 | ▲ +10.0% | Census |
| 2020 | 14,386 | — | Census |
| 2025 | 12,909 | ▼ -10.3% | Census |
| 2030 | 11,628 | ▼ -19.2% | Projection |
| 2035 | 10,512 | ▼ -26.9% | Projection |
| 2040 | 9,449 | ▼ -34.3% | Projection |
| 2045 | 8,448 | ▼ -41.3% | Projection |
| 2050 | 7,515 | ▼ -47.8% | Projection |
About Kusu
Overview
Kusu (玖珠町) is a municipality in Oita, Japan, with a population of 12,909 as of 2025.
Population Projection of Kusu
According to projections by Japan's National Institute of Population and Social Security Research (IPSS), Kusu's population is expected to reach 11,628 by 2030 (-19.2%), 9,449 by 2040 (-34.3%), and 7,515 by 2050 (-47.8%). A significant population decline is projected over the next three decades.
Aging Rate of Kusu
The aging rate (percentage of residents aged 65 and over) is 38.5% 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
Kusu is experiencing one of the faster rates of population decline in Japan.
National and Prefectural Rank
- Population decline rate: Ranked #417 out of 1903 municipalities nationwide.
- Aging rate in 2050: Ranked #527 out of 1903 nationwide.
- Population size: Ranked #1247 out of 1917 nationwide.
- Related: National rankings / All municipalities in Oita
Oita (大分県)의 소득 수준: Oita (大分県)의 평균 연봉(연령·성별·기업 규모별)jpsalary / 후생노동성 임금구조 기본통계조사