日本人口减少模拟器

Tokyo東京都

Mikurajima 御蔵島村

Data last updated:

Mikurajima, Tokyo, Japan has a population of 323 (2020 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% to 18.7%.Sources: Japan Census (Statistics Bureau), IPSS Regional Population Projections (2023)

2020年

(实际)

323人

2030年

(预测)

320人

▼ -0.9%

2040年

(预测)

329人

▲ +1.9%

2050年

(预测)

327人

▲ +1.2%

老龄化率（65岁以上）: 2020年 18%→2050年 18.7%

Tokyo (東京都)的其他市区町村

Tokyo 23 Wards特別区部Chiyoda千代田区Chuuou中央区Minato港区Shinjuku新宿区Bunkyou文京区Taitou台東区Sumida墨田区Koutou江東区Shinagawa品川区Meguro目黒区Oota大田区Setagaya世田谷区Shibuya渋谷区Nakano中野区Suginami杉並区Toshima豊島区Kita北区Arakawa荒川区Itabashi板橋区
查看Tokyo (東京都)的所有市区町村 →

数据来源

  • 日本政府统计综合窗口(e-Stat)（https://www.e-stat.go.jp/）
  • 国立社会保障・人口问题研究所「日本地区别未来推计人口（令和5年推计）」

※本服务使用e-Stat的API功能，但服务内容不受日本政府保证。

Mikurajima Population Projection Table (2020–2050)

Population by year, based on the national census and IPSS (2023) projections.

YearPopulationvs 2020Type
2020323—Census
2025317▼ -1.9%Projection
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 323 as of 2020.

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 #1826 out of 1916 municipalities nationwide.
  • Aging rate in 2050: Ranked #1902 out of 1916 nationwide.
  • Population size: Ranked #1915 out of 1916 nationwide.
  • Related: National rankings / All municipalities in Tokyo

Frequently Asked Questions

Q.What is the current population of Mikurajima, Tokyo?
A.According to the 2020 national census, Mikurajima has a population of 323.
Q.What is the population of Mikurajima in 2026?
A.Mikurajima's population in 2026 is estimated at approximately 318. This is an interpolated reference value between the 2020 census (323) 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 the 2020 national census results. Future projections use the IPSS 2023 edition. Data will be updated as new census results become available.

Similar-Sized Municipalities in Tokyo

Toshima利島村
327▼ -21.7%
Aogashima青ヶ島村
169▼ -13.6%
Kouzushima神津島村
1,857▼ -19.9%
Hinohara檜原村
2,003▼ -48.2%
Miyakejimamiyake三宅村
2,274▼ -29.1%
Niijima新島村
2,441▼ -36.1%
Ogasawara小笠原村
2,932▼ -12.6%
Okutama奥多摩町
4,752▼ -44.0%
View all 63 municipalities in Tokyo →

Municipalities with Similar Trends

Aomori Oowani大鰐町
▼ -58.0%
Gifu Hichisou七宗町
▼ -58.1%
Akita Gojoume五城目町
▼ -58.2%
Gifu Shirakawa白川町
▼ -58.2%
Miyagi Minamisanriku南三陸町
▼ -58.3%
Fukushima Samegawa鮫川村
▼ -58.3%

Share this page

XLINEFacebook