Chiba千葉県
Katsuura 勝浦市
Data last updated:
Katsuura, Chiba, Japan has a population of 15,101 (2025 national census). IPSS projections estimate 13,868 by 2030 and 8,815 by 2050 (a decrease of about 47.9% from 2020), with the share of residents aged 65+ rising from 43.1% in 2020 to 54.1%.Sources: Japan Census (Statistics Bureau), IPSS Regional Population Projections (2023)
2025년
(실적)
15,101명
2030년
(추계)
13,868명
▼ -18.1%
2040년
(추계)
11,181명
▼ -33.9%
2050년
(추계)
8,815명
▼ -47.9%
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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Katsuura 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 | 25,462 | ▲ +50.4% | Census |
| 1985 | 25,159 | ▲ +48.6% | Census |
| 1990 | 25,334 | ▲ +49.7% | Census |
| 1995 | 24,328 | ▲ +43.7% | Census |
| 2000 | 23,235 | ▲ +37.3% | Census |
| 2005 | 22,198 | ▲ +31.1% | Census |
| 2010 | 20,788 | ▲ +22.8% | Census |
| 2015 | 19,248 | ▲ +13.7% | Census |
| 2020 | 16,927 | — | Census |
| 2025 | 15,101 | ▼ -10.8% | Census |
| 2030 | 13,868 | ▼ -18.1% | Projection |
| 2035 | 12,481 | ▼ -26.3% | Projection |
| 2040 | 11,181 | ▼ -33.9% | Projection |
| 2045 | 9,924 | ▼ -41.4% | Projection |
| 2050 | 8,815 | ▼ -47.9% | Projection |
About Katsuura
Overview
Katsuura (勝浦市) is a municipality in Chiba, Japan, with a population of 15,101 as of 2025.
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 (-33.9%), and 8,815 by 2050 (-47.9%). 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 #413 out of 1903 municipalities nationwide.
- Aging rate in 2050: Ranked #316 out of 1903 nationwide.
- Population size: Ranked #1180 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