Niigata新潟県
Kounan 新潟市江南区
Data last updated:
Kounan, Niigata, Japan has a population of 66,819 (2025 national census). IPSS projections estimate 65,088 by 2030 and 56,849 by 2050 (a decrease of about 16.4% from 2020), with the share of residents aged 65+ rising from 30.3% in 2020 to 39.1%.Sources: Japan Census (Statistics Bureau), IPSS Regional Population Projections (2023)
2025년
(실적)
66,819명
2030년
(추계)
65,088명
▼ -4.2%
2040년
(추계)
61,248명
▼ -9.9%
2050년
(추계)
56,849명
▼ -16.4%
Change vs. 2020 census
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Niigata (新潟県)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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Kounan Population Table (2010–2050)
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 |
|---|---|---|---|
| 2010 | 69,365 | ▲ +2.0% | Census |
| 2015 | 68,906 | ▲ +1.4% | Census |
| 2020 | 67,972 | — | Census |
| 2025 | 66,819 | ▼ -1.7% | Census |
| 2030 | 65,088 | ▼ -4.2% | Projection |
| 2035 | 63,257 | ▼ -6.9% | Projection |
| 2040 | 61,248 | ▼ -9.9% | Projection |
| 2045 | 59,073 | ▼ -13.1% | Projection |
| 2050 | 56,849 | ▼ -16.4% | Projection |
About Kounan
Overview
Kounan (新潟市江南区) is a municipality in Niigata, Japan, with a population of 66,819 as of 2025.
Population Projection of Kounan
According to projections by Japan's National Institute of Population and Social Security Research (IPSS), Kounan's population is expected to reach 65,088 by 2030 (-4.2%), 61,248 by 2040 (-9.9%), and 56,849 by 2050 (-16.4%). A modest population change is expected.
Aging Rate of Kounan
The aging rate (percentage of residents aged 65 and over) is 30.3% as of 2020 and is projected to rise to 39.1% by 2050. The aging rate will remain below the most severe Japanese averages.
National Comparison
Kounan's demographic trajectory is similar to the national average.
National and Prefectural Rank
- Population decline rate: Ranked #1445 out of 1903 municipalities nationwide.
- Aging rate in 2050: Ranked #1328 out of 1903 nationwide.
- Population size: Ranked #570 out of 1917 nationwide.
- Related: National rankings / All municipalities in Niigata
Niigata (新潟県)의 소득 수준: Niigata (新潟県)의 평균 연봉(연령·성별·기업 규모별)jpsalary / 후생노동성 임금구조 기본통계조사