Chiba千葉県
Kamogawa 鴨川市
Data last updated:
Kamogawa, Chiba, Japan has a population of 32,149 (2020 national census). IPSS projections estimate 28,186 by 2030 and 22,407 by 2050 (a decrease of about 30.3% from 2020), with the share of residents aged 65+ rising from 38.9% to 42.7%.Sources: Japan Census (Statistics Bureau), IPSS Regional Population Projections (2023)
2020
(Census)
32,149
2030
(Projection)
28,186
▼ -12.3%
2040
(Projection)
25,092
▼ -22.0%
2050
(Projection)
22,407
▼ -30.3%
Other municipalities in Chiba (千葉県)
Data Sources
- Portal Site of Official Statistics of Japan (e-Stat)（https://www.e-stat.go.jp/）
- National Institute of Population and Social Security Research (IPSS), Regional Population Projections (2023 ed.)
* This service uses the e-Stat API but its content is not guaranteed by the Japanese government.
Kamogawa Population Projection Table (2020–2050)
Population by year, based on the national census and IPSS (2023) projections.
| Year | Population | vs 2020 | Type |
|---|---|---|---|
| 2020 | 32,149 | — | Census |
| 2025 | 29,748 | ▼ -7.5% | Projection |
| 2030 | 28,186 | ▼ -12.3% | Projection |
| 2035 | 26,610 | ▼ -17.2% | Projection |
| 2040 | 25,092 | ▼ -22.0% | Projection |
| 2045 | 23,663 | ▼ -26.4% | Projection |
| 2050 | 22,407 | ▼ -30.3% | Projection |
About Kamogawa
Overview
Kamogawa (鴨川市) is a municipality in Chiba, Japan, with a population of 32,149 as of 2020.
Population Projection of Kamogawa
According to projections by Japan's National Institute of Population and Social Security Research (IPSS), Kamogawa's population is expected to reach 28,186 by 2030 (-12.3%), 25,092 by 2040 (-22.0%), and 22,407 by 2050 (-30.3%). A significant population decline is projected over the next three decades.
Aging Rate of Kamogawa
The aging rate (percentage of residents aged 65 and over) is 38.9% as of 2020 and is projected to rise to 42.7% by 2050. Over 40% of residents will be elderly, significantly affecting healthcare and social services needs.
National Comparison
Kamogawa's population decline rate exceeds the national average.
National and Prefectural Rank
- Population decline rate: Ranked #1047 out of 1916 municipalities nationwide.
- Aging rate in 2050: Ranked #1043 out of 1916 nationwide.
- Population size: Ranked #903 out of 1916 nationwide.
- Related: National rankings / All municipalities in Chiba