日本人口减少模拟器

Shimane島根県

Masuda 益田市

Data last updated:

Masuda, Shimane, Japan has a population of 41,457 (2025 national census). IPSS projections estimate 39,285 by 2030 and 28,780 by 2050 (a decrease of about 36.0% from 2020), with the share of residents aged 65+ rising from 38.2% in 2020 to 44.6%.Sources: Japan Census (Statistics Bureau), IPSS Regional Population Projections (2023)

2025年实际

41,457人

2030年预测

39,285人

▼ -12.7%

2040年预测

33,848人

▼ -24.8%

2050年预测

28,780人

▼ -36.0%

Change vs. 2020 census

老龄化率(65岁以上): 2020年 38.2%→2050年 44.6%

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岁

Shimane (島根県)的其他市区町村

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。

Masuda 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
198059,040▲ +31.2%Census
198560,080▲ +33.5%Census
199057,706▲ +28.2%Census
199556,596▲ +25.8%Census
200054,622▲ +21.4%Census
200552,368▲ +16.4%Census
201050,015▲ +11.1%Census
201547,718▲ +6.0%Census
202045,003—Census
202541,457▼ -7.9%Census
203039,285▼ -12.7%Projection
203536,543▼ -18.8%Projection
204033,848▼ -24.8%Projection
204531,255▼ -30.5%Projection
205028,780▼ -36.0%Projection

About Masuda

Overview

Masuda (益田市) is a municipality in Shimane, Japan, with a population of 41,457 as of 2025.

Population Projection of Masuda

According to projections by Japan's National Institute of Population and Social Security Research (IPSS), Masuda's population is expected to reach 39,285 by 2030 (-12.7%), 33,848 by 2040 (-24.8%), and 28,780 by 2050 (-36.0%). A significant population decline is projected over the next three decades.

Aging Rate of Masuda

The aging rate (percentage of residents aged 65 and over) is 38.2% as of 2020 and is projected to rise to 44.6% by 2050. Over 40% of residents will be elderly, significantly affecting healthcare and social services needs.

National Comparison

Masuda's population decline rate exceeds the national average.

National and Prefectural Rank

  • Population decline rate: Ranked #860 out of 1903 municipalities nationwide.
  • Aging rate in 2050: Ranked #910 out of 1903 nationwide.
  • Population size: Ranked #763 out of 1917 nationwide.
  • Related: National rankings / All municipalities in Shimane

Shimane (島根県)的收入水平: Shimane (島根県)的平均年收入(按年龄、性别、企业规模)jpsalary / 厚生劳动省 工资结构基本统计调查

Frequently Asked Questions

Q.What is the current population of Masuda, Shimane?
A.According to the 2025 national census, Masuda has a population of 41,457.
Q.What is the population of Masuda in 2026?
A.Masuda's population in 2026 is estimated at approximately 41,023. This is an interpolated reference value between the 2025 census (41,457) and the IPSS projection for 2030 (39,285).
Q.What is the projected population of Masuda in the future?
A.According to IPSS projections, Masuda's population is expected to be 39,285 in 2030, 33,848 in 2040, and 28,780 in 2050.
Q.What is the population decline rate of Masuda?
A.Over the 30 years from 2020 to 2050, Masuda's population is projected to change by -36.0%. The 10-year change is -12.7% and the 20-year change is -24.8%.
Q.Why is the population of Masuda 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 Masuda, the share of residents aged 65+ is projected to rise from 38.2% to 44.6% by 2050, which further accelerates natural decrease.
Q.What is the aging rate of Masuda?
A.Masuda's aging rate (percentage aged 65 and over) is 38.2% as of 2020, projected to rise to 44.6% 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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