Chiba千葉県
Nagareyama 流山市
Data last updated:
Nagareyama, Chiba, Japan has a population of 215,086 (2025 national census). IPSS projections estimate 225,466 by 2030 and 241,539 by 2050 (an increase of about 20.9% from 2020), with the share of residents aged 65+ rising from 23.7% in 2020 to 28.8%.Sources: Japan Census (Statistics Bureau), IPSS Regional Population Projections (2023)
2025년
(실적)
215,086명
2030년
(추계)
225,466명
▲ +12.8%
2040년
(추계)
236,575명
▲ +18.4%
2050년
(추계)
241,539명
▲ +20.9%
Change vs. 2020 census
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Chiba (千葉県)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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Nagareyama 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 | 106,635 | ▼ -46.6% | Census |
| 1985 | 124,682 | ▼ -37.6% | Census |
| 1990 | 140,059 | ▼ -29.9% | Census |
| 1995 | 146,245 | ▼ -26.8% | Census |
| 2000 | 150,527 | ▼ -24.7% | Census |
| 2005 | 152,641 | ▼ -23.6% | Census |
| 2010 | 163,984 | ▼ -17.9% | Census |
| 2015 | 174,373 | ▼ -12.7% | Census |
| 2020 | 199,849 | — | Census |
| 2025 | 215,086 | ▲ +7.6% | Census |
| 2030 | 225,466 | ▲ +12.8% | Projection |
| 2035 | 232,030 | ▲ +16.1% | Projection |
| 2040 | 236,575 | ▲ +18.4% | Projection |
| 2045 | 239,504 | ▲ +19.8% | Projection |
| 2050 | 241,539 | ▲ +20.9% | Projection |
About Nagareyama
Overview
Nagareyama (流山市) is a municipality in Chiba, Japan, with a population of 215,086 as of 2025.
Population Projection of Nagareyama
According to projections by Japan's National Institute of Population and Social Security Research (IPSS), Nagareyama's population is expected to reach 225,466 by 2030 (+12.8%), 236,575 by 2040 (+18.4%), and 241,539 by 2050 (+20.9%). Nagareyama is among the rare Japanese municipalities projected to see population growth.
Aging Rate of Nagareyama
The aging rate (percentage of residents aged 65 and over) is 23.7% as of 2020 and is projected to rise to 28.8% by 2050. The aging rate will remain below the most severe Japanese averages.
National Comparison
Nagareyama stands out as one of the few Japanese municipalities with continued population growth.
National and Prefectural Rank
- Population decline rate: Ranked #1902 out of 1903 municipalities nationwide.
- Aging rate in 2050: Ranked #1854 out of 1903 nationwide.
- Population size: Ranked #163 out of 1917 nationwide.
- Related: National rankings / All municipalities in Chiba
Chiba (千葉県)의 소득 수준: Chiba (千葉県)의 평균 연봉(연령·성별·기업 규모별)jpsalary / 후생노동성 임금구조 기본통계조사