Okayama岡山県
Satoshou 里庄町
Data last updated:
Satoshou, Okayama, Japan has a population of 10,424 (2025 national census). IPSS projections estimate 10,442 by 2030 and 9,121 by 2050 (a decrease of about 16.7% from 2020), with the share of residents aged 65+ rising from 31.5% in 2020 to 35.9%.Sources: Japan Census (Statistics Bureau), IPSS Regional Population Projections (2023)
2025Census
10,424
2030Projection
10,442
▼ -4.6%
2040Projection
9,803
▼ -10.5%
2050Projection
9,121
▼ -16.7%
Change vs. 2020 census
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Other municipalities in Okayama (岡山県)
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.
Satoshou 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 | 9,038 | ▼ -17.5% | Census |
| 1985 | 9,975 | ▼ -8.9% | Census |
| 1990 | 10,589 | ▼ -3.3% | Census |
| 1995 | 10,583 | ▼ -3.4% | Census |
| 2000 | 10,782 | ▼ -1.5% | Census |
| 2005 | 10,823 | ▼ -1.2% | Census |
| 2010 | 10,916 | ▼ -0.3% | Census |
| 2015 | 10,929 | ▼ -0.2% | Census |
| 2020 | 10,950 | — | Census |
| 2025 | 10,424 | ▼ -4.8% | Census |
| 2030 | 10,442 | ▼ -4.6% | Projection |
| 2035 | 10,132 | ▼ -7.5% | Projection |
| 2040 | 9,803 | ▼ -10.5% | Projection |
| 2045 | 9,462 | ▼ -13.6% | Projection |
| 2050 | 9,121 | ▼ -16.7% | Projection |
About Satoshou
Overview
Satoshou (里庄町) is a municipality in Okayama, Japan, with a population of 10,424 as of 2025.
Population Projection of Satoshou
According to projections by Japan's National Institute of Population and Social Security Research (IPSS), Satoshou's population is expected to reach 10,442 by 2030 (-4.6%), 9,803 by 2040 (-10.5%), and 9,121 by 2050 (-16.7%). A modest population change is expected.
Aging Rate of Satoshou
The aging rate (percentage of residents aged 65 and over) is 31.5% as of 2020 and is projected to rise to 35.9% by 2050. The aging rate will remain below the most severe Japanese averages.
National Comparison
Satoshou's demographic trajectory is similar to the national average.
National and Prefectural Rank
- Population decline rate: Ranked #1442 out of 1903 municipalities nationwide.
- Aging rate in 2050: Ranked #1553 out of 1903 nationwide.
- Population size: Ranked #1330 out of 1917 nationwide.
- Related: National rankings / All municipalities in Okayama
Earnings in Okayama (岡山県): Average salary in Okayama (岡山県) by age, gender and company sizejpsalary / MHLW Basic Survey on Wage Structure