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Tokyo東京都

Mikurajima 御蔵島村

Data last updated:

Mikurajima, Tokyo, Japan has a population of 294 (2025 national census). IPSS projections estimate 320 by 2030 and 327 by 2050 (an increase of about 1.2% from 2020), with the share of residents aged 65+ rising from 18.0% in 2020 to 18.7%.Sources: Japan Census (Statistics Bureau), IPSS Regional Population Projections (2023)

2025년실적

294명

2030년추계

320명

▼ -0.9%

2040년추계

329명

▲ +1.9%

2050년추계

327명

▲ +1.2%

Change vs. 2020 census

고령화율(65세 이상): 2020년 18%→2050년 18.7%

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Tokyo (東京都)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.

Mikurajima 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
1980225▼ -30.3%Census
1985260▼ -19.5%Census
1990293▼ -9.3%Census
1995275▼ -14.9%Census
2000308▼ -4.6%Census
2005292▼ -9.6%Census
2010348▲ +7.7%Census
2015335▲ +3.7%Census
2020323—Census
2025294▼ -9.0%Census
2030320▼ -0.9%Projection
2035327▲ +1.2%Projection
2040329▲ +1.9%Projection
2045331▲ +2.5%Projection
2050327▲ +1.2%Projection

About Mikurajima

Overview

Mikurajima (御蔵島村) is a municipality in Tokyo, Japan, with a population of 294 as of 2025.

Population Projection of Mikurajima

According to projections by Japan's National Institute of Population and Social Security Research (IPSS), Mikurajima's population is expected to reach 320 by 2030 (-0.9%), 329 by 2040 (+1.9%), and 327 by 2050 (+1.2%). Mikurajima is among the rare Japanese municipalities projected to see population growth.

Aging Rate of Mikurajima

The aging rate (percentage of residents aged 65 and over) is 18.0% as of 2020 and is projected to rise to 18.7% by 2050. The aging rate will remain below the most severe Japanese averages.

National Comparison

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

National and Prefectural Rank

  • Population decline rate: Ranked #1813 out of 1903 municipalities nationwide.
  • Aging rate in 2050: Ranked #1902 out of 1903 nationwide.
  • Population size: Ranked #1913 out of 1917 nationwide.
  • Related: National rankings / All municipalities in Tokyo

Tokyo (東京都)의 소득 수준: Tokyo (東京都)의 평균 연봉(연령·성별·기업 규모별)jpsalary / 후생노동성 임금구조 기본통계조사

Frequently Asked Questions

Q.What is the current population of Mikurajima, Tokyo?
A.According to the 2025 national census, Mikurajima has a population of 294.
Q.What is the population of Mikurajima in 2026?
A.Mikurajima's population in 2026 is estimated at approximately 299. This is an interpolated reference value between the 2025 census (294) and the IPSS projection for 2030 (320).
Q.What is the projected population of Mikurajima in the future?
A.According to IPSS projections, Mikurajima's population is expected to be 320 in 2030, 329 in 2040, and 327 in 2050.
Q.What is the population decline rate of Mikurajima?
A.Over the 30 years from 2020 to 2050, Mikurajima's population is projected to change by +1.2%. The 10-year change is -0.9% and the 20-year change is +1.9%.
Q.Why is the population of Mikurajima 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. Mikurajima is one of the minority of Japanese municipalities projected to grow through 2050.
Q.What is the aging rate of Mikurajima?
A.Mikurajima's aging rate (percentage aged 65 and over) is 18.0% as of 2020, projected to rise to 18.7% 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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