日本人口减少模拟器

Iwate岩手県

Kanegasaki 金ケ崎町

Data last updated:

Kanegasaki, Iwate, Japan has a population of 15,110 (2025 national census). IPSS projections estimate 14,282 by 2030 and 11,516 by 2050 (a decrease of about 25.9% from 2020), with the share of residents aged 65+ rising from 30.7% in 2020 to 40.8%.Sources: Japan Census (Statistics Bureau), IPSS Regional Population Projections (2023)

2025年

(实际)

15,110人

2030年

(预测)

14,282人

▼ -8.1%

2040年

(预测)

12,987人

▼ -16.4%

2050年

(预测)

11,516人

▼ -25.9%

Change vs. 2020 census

老龄化率(65岁以上): 2020年 30.7%→2050年 40.8%

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岁

Iwate (岩手県)的其他市区町村

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。

Kanegasaki 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
198014,973▼ -3.6%Census
198516,250▲ +4.6%Census
199015,672▲ +0.9%Census
199515,923▲ +2.5%Census
200016,383▲ +5.5%Census
200516,396▲ +5.5%Census
201016,325▲ +5.1%Census
201515,895▲ +2.3%Census
202015,535—Census
202515,110▼ -2.7%Census
203014,282▼ -8.1%Projection
203513,650▼ -12.1%Projection
204012,987▼ -16.4%Projection
204512,286▼ -20.9%Projection
205011,516▼ -25.9%Projection

About Kanegasaki

Overview

Kanegasaki (金ケ崎町) is a municipality in Iwate, Japan, with a population of 15,110 as of 2025.

Population Projection of Kanegasaki

According to projections by Japan's National Institute of Population and Social Security Research (IPSS), Kanegasaki's population is expected to reach 14,282 by 2030 (-8.1%), 12,987 by 2040 (-16.4%), and 11,516 by 2050 (-25.9%). A significant population decline is projected over the next three decades.

Aging Rate of Kanegasaki

The aging rate (percentage of residents aged 65 and over) is 30.7% as of 2020 and is projected to rise to 40.8% by 2050. Over 40% of residents will be elderly, significantly affecting healthcare and social services needs.

National Comparison

Kanegasaki's population decline rate exceeds the national average.

National and Prefectural Rank

  • Population decline rate: Ranked #1177 out of 1903 municipalities nationwide.
  • Aging rate in 2050: Ranked #1189 out of 1903 nationwide.
  • Population size: Ranked #1179 out of 1917 nationwide.
  • Related: National rankings / All municipalities in Iwate

Iwate (岩手県)的收入水平: Iwate (岩手県)的平均年收入(按年龄、性别、企业规模)jpsalary / 厚生劳动省 工资结构基本统计调查

Frequently Asked Questions

Q.What is the current population of Kanegasaki, Iwate?
A.According to the 2025 national census, Kanegasaki has a population of 15,110.
Q.What is the population of Kanegasaki in 2026?
A.Kanegasaki's population in 2026 is estimated at approximately 14,944. This is an interpolated reference value between the 2025 census (15,110) and the IPSS projection for 2030 (14,282).
Q.What is the projected population of Kanegasaki in the future?
A.According to IPSS projections, Kanegasaki's population is expected to be 14,282 in 2030, 12,987 in 2040, and 11,516 in 2050.
Q.What is the population decline rate of Kanegasaki?
A.Over the 30 years from 2020 to 2050, Kanegasaki's population is projected to change by -25.9%. The 10-year change is -8.1% and the 20-year change is -16.4%.
Q.Why is the population of Kanegasaki 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 Kanegasaki, the share of residents aged 65+ is projected to rise from 30.7% to 40.8% by 2050, which further accelerates natural decrease.
Q.What is the aging rate of Kanegasaki?
A.Kanegasaki's aging rate (percentage aged 65 and over) is 30.7% as of 2020, projected to rise to 40.8% 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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