Tokyo東京都
Hachijoujimahachijou 八丈町
Data last updated:
Hachijoujimahachijou, Tokyo, Japan has a population of 6,466 (2025 national census). IPSS projections estimate 6,255 by 2030 and 5,196 by 2050 (a decrease of about 26.2% from 2020), with the share of residents aged 65+ rising from 40.0% in 2020 to 37.6%.Sources: Japan Census (Statistics Bureau), IPSS Regional Population Projections (2023)
2025Census
6,466
2030Projection
6,255
▼ -11.2%
2040Projection
5,642
▼ -19.9%
2050Projection
5,196
▼ -26.2%
Change vs. 2020 census
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Data Sources
- Portal Site of Official Statistics of Japan (e-Stat)（https://www.e-stat.go.jp/）
- National Institute of Population and Social Security Research (IPSS), Regional Population Projections (2023 ed.)
* This service uses the e-Stat API but its content is not guaranteed by the Japanese government.
Hachijoujimahachijou 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 | 10,244 | ▲ +45.5% | Census |
| 1985 | 10,024 | ▲ +42.3% | Census |
| 1990 | 9,420 | ▲ +33.8% | Census |
| 1995 | 9,476 | ▲ +34.6% | Census |
| 2000 | 9,488 | ▲ +34.7% | Census |
| 2005 | 8,837 | ▲ +25.5% | Census |
| 2010 | 8,231 | ▲ +16.9% | Census |
| 2015 | 7,613 | ▲ +8.1% | Census |
| 2020 | 7,042 | — | Census |
| 2025 | 6,466 | ▼ -8.2% | Census |
| 2030 | 6,255 | ▼ -11.2% | Projection |
| 2035 | 5,933 | ▼ -15.7% | Projection |
| 2040 | 5,642 | ▼ -19.9% | Projection |
| 2045 | 5,389 | ▼ -23.5% | Projection |
| 2050 | 5,196 | ▼ -26.2% | Projection |
About Hachijoujimahachijou
Overview
Hachijoujimahachijou (八丈町) is a municipality in Tokyo, Japan, with a population of 6,466 as of 2025.
Population Projection of Hachijoujimahachijou
According to projections by Japan's National Institute of Population and Social Security Research (IPSS), Hachijoujimahachijou's population is expected to reach 6,255 by 2030 (-11.2%), 5,642 by 2040 (-19.9%), and 5,196 by 2050 (-26.2%). A significant population decline is projected over the next three decades.
Aging Rate of Hachijoujimahachijou
The aging rate (percentage of residents aged 65 and over) is 40.0% as of 2020 and is projected to rise to 37.6% by 2050. The aging rate will remain below the most severe Japanese averages.
National Comparison
Hachijoujimahachijou's population decline rate exceeds the national average.
National and Prefectural Rank
- Population decline rate: Ranked #1167 out of 1903 municipalities nationwide.
- Aging rate in 2050: Ranked #1429 out of 1903 nationwide.
- Population size: Ranked #1498 out of 1917 nationwide.
- Related: National rankings / All municipalities in Tokyo
Earnings in Tokyo (東京都): Average salary in Tokyo (東京都) by age, gender and company sizejpsalary / MHLW Basic Survey on Wage Structure