Japan Population Decline Simulator

Hiroshima広島県

Mashinishi 広島市西区

Data last updated:

Mashinishi, Hiroshima, Japan has a population of 190,327 (2020 national census). IPSS projections estimate 179,200 by 2030 and 163,564 by 2050 (a decrease of about 14.1% from 2020), with the share of residents aged 65+ rising from 24.1% to 35.4%.Sources: Japan Census (Statistics Bureau), IPSS Regional Population Projections (2023)

2020

(Census)

190,327

2030

(Projection)

179,200

-5.8%

2040

(Projection)

172,356

-9.4%

2050

(Projection)

163,564

-14.1%

Elderly Rate (65+): 2020 24.1%2050 35.4%

Other municipalities in Hiroshima (広島県)

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.

Mashinishi Population Projection Table (2020–2050)

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

YearPopulationvs 2020Type
2020190,327Census
2025182,124▼ -4.3%Projection
2030179,200▼ -5.8%Projection
2035176,093▼ -7.5%Projection
2040172,356▼ -9.4%Projection
2045168,112▼ -11.7%Projection
2050163,564▼ -14.1%Projection

About Mashinishi

Overview

Mashinishi (広島市西区) is a municipality in Hiroshima, Japan, with a population of 190,327 as of 2020.

Population Projection of Mashinishi

According to projections by Japan's National Institute of Population and Social Security Research (IPSS), Mashinishi's population is expected to reach 179,200 by 2030 (-5.8%), 172,356 by 2040 (-9.4%), and 163,564 by 2050 (-14.1%). A modest population change is expected.

Aging Rate of Mashinishi

The aging rate (percentage of residents aged 65 and over) is 24.1% as of 2020 and is projected to rise to 35.4% by 2050. The aging rate will remain below the most severe Japanese averages.

National Comparison

Mashinishi's demographic trajectory is similar to the national average.

National and Prefectural Rank

  • Population decline rate: Ranked #1507 out of 1916 municipalities nationwide.
  • Aging rate in 2050: Ranked #1593 out of 1916 nationwide.
  • Population size: Ranked #195 out of 1916 nationwide.
  • Related: National rankings / All municipalities in Hiroshima

Frequently Asked Questions

Q.What is the current population of Mashinishi, Hiroshima?
A.According to the 2020 national census, Mashinishi has a population of 190,327.
Q.What is the population of Mashinishi in 2026?
A.Mashinishi's population in 2026 is estimated at approximately 181,539. This is an interpolated reference value between the 2020 census (190,327) and the IPSS projection for 2030 (179,200).
Q.What is the projected population of Mashinishi in the future?
A.According to IPSS projections, Mashinishi's population is expected to be 179,200 in 2030, 172,356 in 2040, and 163,564 in 2050.
Q.What is the population decline rate of Mashinishi?
A.Over the 30 years from 2020 to 2050, Mashinishi's population is projected to change by -14.1%. The 10-year change is -5.8% and the 20-year change is -9.4%.
Q.Why is the population of Mashinishi 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 Mashinishi, the share of residents aged 65+ is projected to rise from 24.1% to 35.4% by 2050, which further accelerates natural decrease.
Q.What is the aging rate of Mashinishi?
A.Mashinishi's aging rate (percentage aged 65 and over) is 24.1% as of 2020, projected to rise to 35.4% 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 the 2020 national census results. Future projections use the IPSS 2023 edition. Data will be updated as new census results become available.

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