日本人口减少模拟器

Tochigi栃木県

Kaminokawa 上三川町

Data last updated:

Kaminokawa, Tochigi, Japan has a population of 30,810 (2020 national census). IPSS projections estimate 29,037 by 2030 and 23,977 by 2050 (a decrease of about 22.2% from 2020), with the share of residents aged 65+ rising from 23.7% to 39.1%.Sources: Japan Census (Statistics Bureau), IPSS Regional Population Projections (2023)

2020年

(实际)

30,810人

2030年

(预测)

29,037人

▼ -5.8%

2040年

(预测)

26,743人

▼ -13.2%

2050年

(预测)

23,977人

▼ -22.2%

老龄化率（65岁以上）: 2020年 23.7%→2050年 39.1%

Tochigi (栃木県)的其他市区町村

Utsunomiya宇都宮市Ashikaga足利市Tochigi栃木市Sano佐野市Kanuma鹿沼市Nikkou日光市Oyama小山市Mooka真岡市Ootawara大田原市Yaita矢板市Nasushiobara那須塩原市Sakuraさくら市Nasukarasuyama那須烏山市Shimotsuke下野市Mashiko益子町Motegi茂木町Ichikai市貝町Haga芳賀町Mibu壬生町Nogi野木町
查看Tochigi (栃木県)的所有市区町村 →

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。

Kaminokawa Population Projection Table (2020–2050)

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

YearPopulationvs 2020Type
202030,810—Census
202530,018▼ -2.6%Projection
203029,037▼ -5.8%Projection
203527,948▼ -9.3%Projection
204026,743▼ -13.2%Projection
204525,424▼ -17.5%Projection
205023,977▼ -22.2%Projection

About Kaminokawa

Overview

Kaminokawa (上三川町) is a municipality in Tochigi, Japan, with a population of 30,810 as of 2020.

Population Projection of Kaminokawa

According to projections by Japan's National Institute of Population and Social Security Research (IPSS), Kaminokawa's population is expected to reach 29,037 by 2030 (-5.8%), 26,743 by 2040 (-13.2%), and 23,977 by 2050 (-22.2%). A significant population decline is projected over the next three decades.

Aging Rate of Kaminokawa

The aging rate (percentage of residents aged 65 and over) is 23.7% as of 2020 and is projected to rise to 39.1% by 2050. The aging rate will remain below the most severe Japanese averages.

National Comparison

Kaminokawa's population decline rate exceeds the national average.

National and Prefectural Rank

  • Population decline rate: Ranked #1289 out of 1916 municipalities nationwide.
  • Aging rate in 2050: Ranked #1326 out of 1916 nationwide.
  • Population size: Ranked #930 out of 1916 nationwide.
  • Related: National rankings / All municipalities in Tochigi

Frequently Asked Questions

Q.What is the current population of Kaminokawa, Tochigi?
A.According to the 2020 national census, Kaminokawa has a population of 30,810.
Q.What is the population of Kaminokawa in 2026?
A.Kaminokawa's population in 2026 is estimated at approximately 29,822. This is an interpolated reference value between the 2020 census (30,810) and the IPSS projection for 2030 (29,037).
Q.What is the projected population of Kaminokawa in the future?
A.According to IPSS projections, Kaminokawa's population is expected to be 29,037 in 2030, 26,743 in 2040, and 23,977 in 2050.
Q.What is the population decline rate of Kaminokawa?
A.Over the 30 years from 2020 to 2050, Kaminokawa's population is projected to change by -22.2%. The 10-year change is -5.8% and the 20-year change is -13.2%.
Q.Why is the population of Kaminokawa 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 Kaminokawa, the share of residents aged 65+ is projected to rise from 23.7% to 39.1% by 2050, which further accelerates natural decrease.
Q.What is the aging rate of Kaminokawa?
A.Kaminokawa's aging rate (percentage aged 65 and over) is 23.7% as of 2020, projected to rise to 39.1% 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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