Chiba千葉県
Katsuura 勝浦市
Data last updated:
Katsuura, Chiba, Japan has a population of 16,938 (2020 national census). IPSS projections estimate 13,868 by 2030 and 8,815 by 2050 (a decrease of about 48.0% from 2020), with the share of residents aged 65+ rising from 43.1% to 54.1%.Sources: Japan Census (Statistics Bureau), IPSS Regional Population Projections (2023)
2020
(Census)
16,938
2030
(Projection)
13,868
▼ -18.1%
2040
(Projection)
11,181
▼ -34.0%
2050
(Projection)
8,815
▼ -48.0%
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.
Katsuura Population Projection Table (2020–2050)
Population by year, based on the national census and IPSS (2023) projections.
| Year | Population | vs 2020 | Type |
|---|---|---|---|
| 2020 | 16,938 | — | Census |
| 2025 | 15,238 | ▼ -10.0% | Projection |
| 2030 | 13,868 | ▼ -18.1% | Projection |
| 2035 | 12,481 | ▼ -26.3% | Projection |
| 2040 | 11,181 | ▼ -34.0% | Projection |
| 2045 | 9,924 | ▼ -41.4% | Projection |
| 2050 | 8,815 | ▼ -48.0% | Projection |
About Katsuura
Overview
Katsuura (勝浦市) is a municipality in Chiba, Japan, with a population of 16,938 as of 2020.
Population Projection of Katsuura
According to projections by Japan's National Institute of Population and Social Security Research (IPSS), Katsuura's population is expected to reach 13,868 by 2030 (-18.1%), 11,181 by 2040 (-34.0%), and 8,815 by 2050 (-48.0%). A significant population decline is projected over the next three decades.
Aging Rate of Katsuura
The aging rate (percentage of residents aged 65 and over) is 43.1% as of 2020 and is projected to rise to 54.1% by 2050. More than half of residents will be seniors, placing the town in the "marginal municipality" category.
National Comparison
Katsuura is experiencing one of the faster rates of population decline in Japan.
National and Prefectural Rank
- Population decline rate: Ranked #410 out of 1916 municipalities nationwide.
- Aging rate in 2050: Ranked #316 out of 1916 nationwide.
- Population size: Ranked #1166 out of 1916 nationwide.
- Related: National rankings / All municipalities in Chiba