Japan Population Decline Simulator

Hiroshima広島県

Mashiasakita 広島市安佐北区

Data last updated:

Mashiasakita, Hiroshima, Japan has a population of 130,188 (2025 national census). IPSS projections estimate 125,360 by 2030 and 94,702 by 2050 (a decrease of about 31.9% from 2020), with the share of residents aged 65+ rising from 34.6% in 2020 to 45.4%.Sources: Japan Census (Statistics Bureau), IPSS Regional Population Projections (2023)

2025Census

130,188

2030Projection

125,360

▼ -9.8%

2040Projection

109,781

▼ -21.0%

2050Projection

94,702

▼ -31.9%

Change vs. 2020 census

Elderly Rate (65+): 2020 34.6%→2050 45.4%

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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.

Mashiasakita 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
1980113,238▼ -18.5%Census
1985131,211▼ -5.6%Census
1990144,745▲ +4.1%Census
1995154,079▲ +10.9%Census
2000156,387▲ +12.5%Census
2005152,716▲ +9.9%Census
2010149,633▲ +7.7%Census
2015145,018▲ +4.3%Census
2020138,979—Census
2025130,188▼ -6.3%Census
2030125,360▼ -9.8%Projection
2035117,712▼ -15.3%Projection
2040109,781▼ -21.0%Projection
2045101,988▼ -26.6%Projection
205094,702▼ -31.9%Projection

About Mashiasakita

Overview

Mashiasakita (広島市安佐北区) is a municipality in Hiroshima, Japan, with a population of 130,188 as of 2025.

Population Projection of Mashiasakita

According to projections by Japan's National Institute of Population and Social Security Research (IPSS), Mashiasakita's population is expected to reach 125,360 by 2030 (-9.8%), 109,781 by 2040 (-21.0%), and 94,702 by 2050 (-31.9%). A significant population decline is projected over the next three decades.

Aging Rate of Mashiasakita

The aging rate (percentage of residents aged 65 and over) is 34.6% as of 2020 and is projected to rise to 45.4% by 2050. Over 40% of residents will be elderly, significantly affecting healthcare and social services needs.

National Comparison

Mashiasakita's population decline rate exceeds the national average.

National and Prefectural Rank

  • Population decline rate: Ranked #995 out of 1903 municipalities nationwide.
  • Aging rate in 2050: Ranked #865 out of 1903 nationwide.
  • Population size: Ranked #318 out of 1917 nationwide.
  • Related: National rankings / All municipalities in Hiroshima

Earnings in Hiroshima (広島県): Average salary in Hiroshima (広島県) by age, gender and company sizejpsalary / MHLW Basic Survey on Wage Structure

Frequently Asked Questions

Q.What is the current population of Mashiasakita, Hiroshima?
A.According to the 2025 national census, Mashiasakita has a population of 130,188.
Q.What is the population of Mashiasakita in 2026?
A.Mashiasakita's population in 2026 is estimated at approximately 129,222. This is an interpolated reference value between the 2025 census (130,188) and the IPSS projection for 2030 (125,360).
Q.What is the projected population of Mashiasakita in the future?
A.According to IPSS projections, Mashiasakita's population is expected to be 125,360 in 2030, 109,781 in 2040, and 94,702 in 2050.
Q.What is the population decline rate of Mashiasakita?
A.Over the 30 years from 2020 to 2050, Mashiasakita's population is projected to change by -31.9%. The 10-year change is -9.8% and the 20-year change is -21.0%.
Q.Why is the population of Mashiasakita 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 Mashiasakita, the share of residents aged 65+ is projected to rise from 34.6% to 45.4% by 2050, which further accelerates natural decrease.
Q.What is the aging rate of Mashiasakita?
A.Mashiasakita's aging rate (percentage aged 65 and over) is 34.6% as of 2020, projected to rise to 45.4% 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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