Japan Population Decline Simulator

Akita秋田県

Daisen 大仙市

Data last updated:

Daisen, Akita, Japan has a population of 77,715 (2020 national census). IPSS projections estimate 65,863 by 2030 and 44,243 by 2050 (a decrease of about 43.1% from 2020), with the share of residents aged 65+ rising from 38.6% to 50.5%.Sources: Japan Census (Statistics Bureau), IPSS Regional Population Projections (2023)

2020

(Census)

77,715

2030

(Projection)

65,863

-15.3%

2040

(Projection)

54,810

-29.5%

2050

(Projection)

44,243

-43.1%

Elderly Rate (65+): 2020 38.6%2050 50.5%

Other municipalities in Akita (秋田県)

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.

Daisen Population Projection Table (2020–2050)

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

YearPopulationvs 2020Type
202077,715Census
202571,758▼ -7.7%Projection
203065,863▼ -15.3%Projection
203560,254▼ -22.5%Projection
204054,810▼ -29.5%Projection
204549,442▼ -36.4%Projection
205044,243▼ -43.1%Projection

About Daisen

Overview

Daisen (大仙市) is a municipality in Akita, Japan, with a population of 77,715 as of 2020.

Population Projection of Daisen

According to projections by Japan's National Institute of Population and Social Security Research (IPSS), Daisen's population is expected to reach 65,863 by 2030 (-15.3%), 54,810 by 2040 (-29.5%), and 44,243 by 2050 (-43.1%). A significant population decline is projected over the next three decades.

Aging Rate of Daisen

The aging rate (percentage of residents aged 65 and over) is 38.6% as of 2020 and is projected to rise to 50.5% by 2050. More than half of residents will be seniors, placing the town in the "marginal municipality" category.

National Comparison

Daisen is experiencing one of the faster rates of population decline in Japan.

National and Prefectural Rank

  • Population decline rate: Ranked #599 out of 1903 municipalities nationwide.
  • Aging rate in 2050: Ranked #529 out of 1903 nationwide.
  • Population size: Ranked #516 out of 1916 nationwide.
  • Related: National rankings / All municipalities in Akita

Frequently Asked Questions

Q.What is the current population of Daisen, Akita?
A.According to the 2020 national census, Daisen has a population of 77,715.
Q.What is the population of Daisen in 2026?
A.Daisen's population in 2026 is estimated at approximately 70,579. This is an interpolated reference value between the 2020 census (77,715) and the IPSS projection for 2030 (65,863).
Q.What is the projected population of Daisen in the future?
A.According to IPSS projections, Daisen's population is expected to be 65,863 in 2030, 54,810 in 2040, and 44,243 in 2050.
Q.What is the population decline rate of Daisen?
A.Over the 30 years from 2020 to 2050, Daisen's population is projected to change by -43.1%. The 10-year change is -15.3% and the 20-year change is -29.5%.
Q.Why is the population of Daisen 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 Daisen, the share of residents aged 65+ is projected to rise from 38.6% to 50.5% by 2050, which further accelerates natural decrease.
Q.What is the aging rate of Daisen?
A.Daisen's aging rate (percentage aged 65 and over) is 38.6% as of 2020, projected to rise to 50.5% 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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