Japan Population Decline Simulator

Shimane島根県

Kawamoto 川本町

Data last updated:

Kawamoto, Shimane, Japan has a population of 3,251 (2020 national census). IPSS projections estimate 2,667 by 2030 and 1,927 by 2050 (a decrease of about 40.7% from 2020), with the share of residents aged 65+ rising from 44.4% to 39.6%.Sources: Japan Census (Statistics Bureau), IPSS Regional Population Projections (2023)

2020

(Census)

3,251

2030

(Projection)

2,667

-18.0%

2040

(Projection)

2,242

-31.0%

2050

(Projection)

1,927

-40.7%

Elderly Rate (65+): 2020 44.4%2050 39.6%

Other municipalities in Shimane (島根県)

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.

Kawamoto Population Projection Table (2020–2050)

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

YearPopulationvs 2020Type
20203,251Census
20252,908▼ -10.6%Projection
20302,667▼ -18.0%Projection
20352,441▼ -24.9%Projection
20402,242▼ -31.0%Projection
20452,070▼ -36.3%Projection
20501,927▼ -40.7%Projection

About Kawamoto

Overview

Kawamoto (川本町) is a municipality in Shimane, Japan, with a population of 3,251 as of 2020.

Population Projection of Kawamoto

According to projections by Japan's National Institute of Population and Social Security Research (IPSS), Kawamoto's population is expected to reach 2,667 by 2030 (-18.0%), 2,242 by 2040 (-31.0%), and 1,927 by 2050 (-40.7%). A significant population decline is projected over the next three decades.

Aging Rate of Kawamoto

The aging rate (percentage of residents aged 65 and over) is 44.4% as of 2020 and is projected to rise to 39.6% by 2050. The aging rate will remain below the most severe Japanese averages.

National Comparison

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

National and Prefectural Rank

  • Population decline rate: Ranked #696 out of 1916 municipalities nationwide.
  • Aging rate in 2050: Ranked #1299 out of 1916 nationwide.
  • Population size: Ranked #1730 out of 1916 nationwide.
  • Related: National rankings / All municipalities in Shimane

Frequently Asked Questions

Q.What is the current population of Kawamoto, Shimane?
A.According to the 2020 national census, Kawamoto has a population of 3,251.
Q.What is the population of Kawamoto in 2026?
A.Kawamoto's population in 2026 is estimated at approximately 2,860. This is an interpolated reference value between the 2020 census (3,251) and the IPSS projection for 2030 (2,667).
Q.What is the projected population of Kawamoto in the future?
A.According to IPSS projections, Kawamoto's population is expected to be 2,667 in 2030, 2,242 in 2040, and 1,927 in 2050.
Q.What is the population decline rate of Kawamoto?
A.Over the 30 years from 2020 to 2050, Kawamoto's population is projected to change by -40.7%. The 10-year change is -18.0% and the 20-year change is -31.0%.
Q.Why is the population of Kawamoto 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 Kawamoto, the share of residents aged 65+ is projected to rise from 44.4% to 39.6% by 2050, which further accelerates natural decrease.
Q.What is the aging rate of Kawamoto?
A.Kawamoto's aging rate (percentage aged 65 and over) is 44.4% as of 2020, projected to rise to 39.6% 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 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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