Chiba千葉県
Yotsukaidou 四街道市
Data last updated:
Yotsukaidou, Chiba, Japan has a population of 94,174 (2025 national census). IPSS projections estimate 94,844 by 2030 and 89,822 by 2050 (a decrease of about 4.0% from 2020), with the share of residents aged 65+ rising from 29.3% in 2020 to 34.4%.Sources: Japan Census (Statistics Bureau), IPSS Regional Population Projections (2023)
2025年
(实际)
94,174人
2030年
(预测)
94,844人
▲ +1.4%
2040年
(预测)
92,406人
▼ -1.3%
2050年
(预测)
89,822人
▼ -4.0%
Change vs. 2020 census
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Chiba (千葉県)的其他市区町村
数据来源
- 日本政府统计综合窗口(e-Stat)（https://www.e-stat.go.jp/）
- 国立社会保障・人口问题研究所「日本地区别未来推计人口（令和5年推计）」
※本服务使用e-Stat的API功能，但服务内容不受日本政府保证。
Yotsukaidou 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 | 59,236 | ▼ -36.7% | Census |
| 1985 | 67,008 | ▼ -28.4% | Census |
| 1990 | 72,157 | ▼ -22.9% | Census |
| 1995 | 79,495 | ▼ -15.0% | Census |
| 2000 | 82,552 | ▼ -11.8% | Census |
| 2005 | 84,770 | ▼ -9.4% | Census |
| 2010 | 86,726 | ▼ -7.3% | Census |
| 2015 | 89,245 | ▼ -4.6% | Census |
| 2020 | 93,576 | — | Census |
| 2025 | 94,174 | ▲ +0.6% | Census |
| 2030 | 94,844 | ▲ +1.4% | Projection |
| 2035 | 93,789 | ▲ +0.2% | Projection |
| 2040 | 92,406 | ▼ -1.3% | Projection |
| 2045 | 91,053 | ▼ -2.7% | Projection |
| 2050 | 89,822 | ▼ -4.0% | Projection |
About Yotsukaidou
Overview
Yotsukaidou (四街道市) is a municipality in Chiba, Japan, with a population of 94,174 as of 2025.
Population Projection of Yotsukaidou
According to projections by Japan's National Institute of Population and Social Security Research (IPSS), Yotsukaidou's population is expected to reach 94,844 by 2030 (+1.4%), 92,406 by 2040 (-1.3%), and 89,822 by 2050 (-4.0%). A modest population change is expected.
Aging Rate of Yotsukaidou
The aging rate (percentage of residents aged 65 and over) is 29.3% as of 2020 and is projected to rise to 34.4% by 2050. The aging rate will remain below the most severe Japanese averages.
National Comparison
Yotsukaidou's demographic trajectory is similar to the national average.
National and Prefectural Rank
- Population decline rate: Ranked #1736 out of 1903 municipalities nationwide.
- Aging rate in 2050: Ranked #1647 out of 1903 nationwide.
- Population size: Ranked #436 out of 1917 nationwide.
- Related: National rankings / All municipalities in Chiba
Chiba (千葉県)的收入水平: Chiba (千葉県)的平均年收入（按年龄、性别、企业规模）jpsalary / 厚生劳动省 工资结构基本统计调查