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Chiba千葉県

Chuuou 千葉市中央区

Data last updated:

Chuuou, Chiba, Japan has a population of 226,907 (2025 national census). IPSS projections estimate 216,050 by 2030 and 213,863 by 2050 (an increase of about 1.0% from 2020), with the share of residents aged 65+ rising from 23.9% in 2020 to 32.4%.Sources: Japan Census (Statistics Bureau), IPSS Regional Population Projections (2023)

2025년실적

226,907명

2030년추계

216,050명

▲ +2.0%

2040년추계

217,034명

▲ +2.5%

2050년추계

213,863명

▲ +1.0%

Change vs. 2020 census

고령화율(65세 이상): 2020년 23.9%→2050년 32.4%

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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)」

※이 서비스는 e-Stat의 API 기능을 사용하고 있으나 서비스 내용은 일본 정부에 의해 보증된 것이 아닙니다.

Chuuou Population Table (1995–2050)

Population by year: national census results (restated to current municipal boundaries) and IPSS (2023) projections based on the 2020 census.

YearPopulationvs 2020Type
1995167,663▼ -20.8%Census
2000170,911▼ -19.3%Census
2005184,637▼ -12.8%Census
2010199,364▼ -5.8%Census
2015205,070▼ -3.1%Census
2020211,736—Census
2025226,907▲ +7.2%Census
2030216,050▲ +2.0%Projection
2035216,994▲ +2.5%Projection
2040217,034▲ +2.5%Projection
2045215,791▲ +1.9%Projection
2050213,863▲ +1.0%Projection

About Chuuou

Overview

Chuuou (千葉市中央区) is a municipality in Chiba, Japan, with a population of 226,907 as of 2025.

Population Projection of Chuuou

According to projections by Japan's National Institute of Population and Social Security Research (IPSS), Chuuou's population is expected to reach 216,050 by 2030 (+2.0%), 217,034 by 2040 (+2.5%), and 213,863 by 2050 (+1.0%). Chuuou is among the rare Japanese municipalities projected to see population growth.

Aging Rate of Chuuou

The aging rate (percentage of residents aged 65 and over) is 23.9% as of 2020 and is projected to rise to 32.4% by 2050. The aging rate will remain below the most severe Japanese averages.

National Comparison

Chuuou's demographic trajectory is similar to the national average.

National and Prefectural Rank

  • Population decline rate: Ranked #1809 out of 1903 municipalities nationwide.
  • Aging rate in 2050: Ranked #1754 out of 1903 nationwide.
  • Population size: Ranked #149 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

Frequently Asked Questions

Q.What is the current population of Chuuou, Chiba?
A.According to the 2025 national census, Chuuou has a population of 226,907.
Q.What is the population of Chuuou in 2026?
A.Chuuou's population in 2026 is estimated at approximately 224,736. This is an interpolated reference value between the 2025 census (226,907) and the IPSS projection for 2030 (216,050).
Q.What is the projected population of Chuuou in the future?
A.According to IPSS projections, Chuuou's population is expected to be 216,050 in 2030, 217,034 in 2040, and 213,863 in 2050.
Q.What is the population decline rate of Chuuou?
A.Over the 30 years from 2020 to 2050, Chuuou's population is projected to change by +1.0%. The 10-year change is +2.0% and the 20-year change is +2.5%.
Q.Why is the population of Chuuou growing?
A.Municipalities with growing populations typically benefit from net in-migration driven by good access to major metropolitan areas, housing development, and family support policies. Chuuou is one of the minority of Japanese municipalities projected to grow through 2050.
Q.What is the aging rate of Chuuou?
A.Chuuou's aging rate (percentage aged 65 and over) is 23.9% as of 2020, projected to rise to 32.4% by 2050.
Q.Where does this population data come from?
A.Historical data is sourced from Japan's national census via the e-Stat API (Statistics Bureau of Japan). Future projections are from the National Institute of Population and Social Security Research (IPSS) "Regional Population Projections 2023".
Q.Is the data up to date?
A.Historical data uses national census results through 2025. Future projections use the IPSS 2023 edition, which is based on the 2020 census.

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