일본 인구 감소 시뮬레이터

Chiba千葉県

Sakae 栄町

Data last updated:

Sakae, Chiba, Japan has a population of 19,012 (2025 national census). IPSS projections estimate 17,423 by 2030 and 10,885 by 2050 (a decrease of about 45.9% from 2020), with the share of residents aged 65+ rising from 39.0% in 2020 to 55.5%.Sources: Japan Census (Statistics Bureau), IPSS Regional Population Projections (2023)

2025년

(실적)

19,012명

2030년

(추계)

17,423명

▼ -13.4%

2040년

(추계)

14,084명

▼ -30.0%

2050년

(추계)

10,885명

▼ -45.9%

Change vs. 2020 census

고령화율(65세 이상): 2020년 39%→2050년 55.5%

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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.

Sakae Population Table (1980–2050)

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

YearPopulationvs 2020Type
19809,553▼ -52.5%Census
198514,208▼ -29.4%Census
199022,493▲ +11.8%Census
199525,615▲ +27.3%Census
200025,475▲ +26.6%Census
200524,377▲ +21.1%Census
201022,580▲ +12.2%Census
201521,228▲ +5.5%Census
202020,127—Census
202519,012▼ -5.5%Census
203017,423▼ -13.4%Projection
203515,797▼ -21.5%Projection
204014,084▼ -30.0%Projection
204512,397▼ -38.4%Projection
205010,885▼ -45.9%Projection

About Sakae

Overview

Sakae (栄町) is a municipality in Chiba, Japan, with a population of 19,012 as of 2025.

Population Projection of Sakae

According to projections by Japan's National Institute of Population and Social Security Research (IPSS), Sakae's population is expected to reach 17,423 by 2030 (-13.4%), 14,084 by 2040 (-30.0%), and 10,885 by 2050 (-45.9%). A significant population decline is projected over the next three decades.

Aging Rate of Sakae

The aging rate (percentage of residents aged 65 and over) is 39.0% as of 2020 and is projected to rise to 55.5% by 2050. More than half of residents will be seniors, placing the town in the "marginal municipality" category.

National Comparison

Sakae is experiencing one of the faster rates of population decline in Japan.

National and Prefectural Rank

  • Population decline rate: Ranked #489 out of 1903 municipalities nationwide.
  • Aging rate in 2050: Ranked #259 out of 1903 nationwide.
  • Population size: Ranked #1092 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 Sakae, Chiba?
A.According to the 2025 national census, Sakae has a population of 19,012.
Q.What is the population of Sakae in 2026?
A.Sakae's population in 2026 is estimated at approximately 18,694. This is an interpolated reference value between the 2025 census (19,012) and the IPSS projection for 2030 (17,423).
Q.What is the projected population of Sakae in the future?
A.According to IPSS projections, Sakae's population is expected to be 17,423 in 2030, 14,084 in 2040, and 10,885 in 2050.
Q.What is the population decline rate of Sakae?
A.Over the 30 years from 2020 to 2050, Sakae's population is projected to change by -45.9%. The 10-year change is -13.4% and the 20-year change is -30.0%.
Q.Why is the population of Sakae declining?
A.Nationwide, Japan's population decline is driven by natural decrease (deaths exceeding births) and, in regional municipalities, by net out-migration of young people to major metropolitan areas. In Sakae, the share of residents aged 65+ is projected to rise from 39.0% to 55.5% by 2050, which further accelerates natural decrease.
Q.What is the aging rate of Sakae?
A.Sakae's aging rate (percentage aged 65 and over) is 39.0% as of 2020, projected to rise to 55.5% 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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