日本人口减少模拟器

Yamanashi山梨県

Hayakawa 早川町

Data last updated:

Hayakawa, Yamanashi, Japan has a population of 928 (2025 national census). IPSS projections estimate 819 by 2030 and 521 by 2050 (a decrease of about 52.6% from 2020), with the share of residents aged 65+ rising from 41.1% in 2020 to 46.3%.Sources: Japan Census (Statistics Bureau), IPSS Regional Population Projections (2023)

2025年

(实际)

928人

2030年

(预测)

819人

▼ -25.4%

2040年

(预测)

649人

▼ -40.9%

2050年

(预测)

521人

▼ -52.6%

Change vs. 2020 census

老龄化率(65岁以上): 2020年 41.1%→2050年 46.3%

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岁

Yamanashi (山梨県)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。

Hayakawa 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
19803,005▲ +173.7%Census
19852,651▲ +141.4%Census
19902,269▲ +106.6%Census
19951,977▲ +80.1%Census
20001,740▲ +58.5%Census
20051,534▲ +39.7%Census
20101,246▲ +13.5%Census
20151,068▼ -2.7%Census
20201,098—Census
2025928▼ -15.5%Census
2030819▼ -25.4%Projection
2035725▼ -34.0%Projection
2040649▼ -40.9%Projection
2045582▼ -47.0%Projection
2050521▼ -52.6%Projection

About Hayakawa

Overview

Hayakawa (早川町) is a municipality in Yamanashi, Japan, with a population of 928 as of 2025.

Population Projection of Hayakawa

According to projections by Japan's National Institute of Population and Social Security Research (IPSS), Hayakawa's population is expected to reach 819 by 2030 (-25.4%), 649 by 2040 (-40.9%), and 521 by 2050 (-52.6%). The town is projected to lose more than half its population over 30 years.

Aging Rate of Hayakawa

The aging rate (percentage of residents aged 65 and over) is 41.1% as of 2020 and is projected to rise to 46.3% by 2050. Over 40% of residents will be elderly, significantly affecting healthcare and social services needs.

National Comparison

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

National and Prefectural Rank

  • Population decline rate: Ranked #243 out of 1903 municipalities nationwide.
  • Aging rate in 2050: Ranked #801 out of 1903 nationwide.
  • Population size: Ranked #1880 out of 1917 nationwide.
  • Related: National rankings / All municipalities in Yamanashi

Yamanashi (山梨県)的收入水平: Yamanashi (山梨県)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 Hayakawa, Yamanashi?
A.According to the 2025 national census, Hayakawa has a population of 928.
Q.What is the population of Hayakawa in 2026?
A.Hayakawa's population in 2026 is estimated at approximately 906. This is an interpolated reference value between the 2025 census (928) and the IPSS projection for 2030 (819).
Q.What is the projected population of Hayakawa in the future?
A.According to IPSS projections, Hayakawa's population is expected to be 819 in 2030, 649 in 2040, and 521 in 2050.
Q.What is the population decline rate of Hayakawa?
A.Over the 30 years from 2020 to 2050, Hayakawa's population is projected to change by -52.6%. The 10-year change is -25.4% and the 20-year change is -40.9%.
Q.Why is the population of Hayakawa 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 Hayakawa, the share of residents aged 65+ is projected to rise from 41.1% to 46.3% by 2050, which further accelerates natural decrease.
Q.What is the aging rate of Hayakawa?
A.Hayakawa's aging rate (percentage aged 65 and over) is 41.1% as of 2020, projected to rise to 46.3% 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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