Chiba千葉県
Mobara 茂原市
Data last updated:
Mobara, Chiba, Japan has a population of 83,571 (2025 national census). IPSS projections estimate 80,284 by 2030 and 63,935 by 2050 (a decrease of about 26.3% from 2020), with the share of residents aged 65+ rising from 33.6% in 2020 to 45.7%.Sources: Japan Census (Statistics Bureau), IPSS Regional Population Projections (2023)
2025년
(실적)
83,571명
2030년
(추계)
80,284명
▼ -7.5%
2040년
(추계)
72,300명
▼ -16.7%
2050년
(추계)
63,935명
▼ -26.3%
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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Mobara 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 | 71,521 | ▼ -17.6% | Census |
| 1985 | 76,929 | ▼ -11.4% | Census |
| 1990 | 83,437 | ▼ -3.9% | Census |
| 1995 | 91,664 | ▲ +5.6% | Census |
| 2000 | 93,779 | ▲ +8.1% | Census |
| 2005 | 93,260 | ▲ +7.5% | Census |
| 2010 | 93,015 | ▲ +7.2% | Census |
| 2015 | 89,688 | ▲ +3.3% | Census |
| 2020 | 86,782 | — | Census |
| 2025 | 83,571 | ▼ -3.7% | Census |
| 2030 | 80,284 | ▼ -7.5% | Projection |
| 2035 | 76,439 | ▼ -11.9% | Projection |
| 2040 | 72,300 | ▼ -16.7% | Projection |
| 2045 | 68,047 | ▼ -21.6% | Projection |
| 2050 | 63,935 | ▼ -26.3% | Projection |
About Mobara
Overview
Mobara (茂原市) is a municipality in Chiba, Japan, with a population of 83,571 as of 2025.
Population Projection of Mobara
According to projections by Japan's National Institute of Population and Social Security Research (IPSS), Mobara's population is expected to reach 80,284 by 2030 (-7.5%), 72,300 by 2040 (-16.7%), and 63,935 by 2050 (-26.3%). A significant population decline is projected over the next three decades.
Aging Rate of Mobara
The aging rate (percentage of residents aged 65 and over) is 33.6% as of 2020 and is projected to rise to 45.7% by 2050. Over 40% of residents will be elderly, significantly affecting healthcare and social services needs.
National Comparison
Mobara's population decline rate exceeds the national average.
National and Prefectural Rank
- Population decline rate: Ranked #1163 out of 1903 municipalities nationwide.
- Aging rate in 2050: Ranked #842 out of 1903 nationwide.
- Population size: Ranked #479 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