日本人口减少模拟器

Aomori青森県

Yokohama 横浜町

Data last updated:

Yokohama, Aomori, Japan has a population of 3,818 (2025 national census). IPSS projections estimate 3,579 by 2030 and 2,353 by 2050 (a decrease of about 44.4% from 2020), with the share of residents aged 65+ rising from 40.0% in 2020 to 52.6%.Sources: Japan Census (Statistics Bureau), IPSS Regional Population Projections (2023)

2025年

(实际)

3,818人

2030年

(预测)

3,579人

▼ -15.4%

2040年

(预测)

2,951人

▼ -30.2%

2050年

(预测)

2,353人

▼ -44.4%

Change vs. 2020 census

老龄化率(65岁以上): 2020年 40%→2050年 52.6%

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岁

Aomori (青森県)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。

Yokohama 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
19806,590▲ +55.8%Census
19856,626▲ +56.7%Census
19906,126▲ +44.9%Census
19955,806▲ +37.3%Census
20005,508▲ +30.2%Census
20055,097▲ +20.5%Census
20104,881▲ +15.4%Census
20154,535▲ +7.2%Census
20204,229—Census
20253,818▼ -9.7%Census
20303,579▼ -15.4%Projection
20353,256▼ -23.0%Projection
20402,951▼ -30.2%Projection
20452,643▼ -37.5%Projection
20502,353▼ -44.4%Projection

About Yokohama

Overview

Yokohama (横浜町) is a municipality in Aomori, Japan, with a population of 3,818 as of 2025.

Population Projection of Yokohama

According to projections by Japan's National Institute of Population and Social Security Research (IPSS), Yokohama's population is expected to reach 3,579 by 2030 (-15.4%), 2,951 by 2040 (-30.2%), and 2,353 by 2050 (-44.4%). A significant population decline is projected over the next three decades.

Aging Rate of Yokohama

The aging rate (percentage of residents aged 65 and over) is 40.0% as of 2020 and is projected to rise to 52.6% by 2050. More than half of residents will be seniors, placing the town in the "marginal municipality" category.

National Comparison

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

National and Prefectural Rank

  • Population decline rate: Ranked #551 out of 1903 municipalities nationwide.
  • Aging rate in 2050: Ranked #390 out of 1903 nationwide.
  • Population size: Ranked #1668 out of 1917 nationwide.
  • Related: National rankings / All municipalities in Aomori

Aomori (青森県)的收入水平: Aomori (青森県)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 Yokohama, Aomori?
A.According to the 2025 national census, Yokohama has a population of 3,818.
Q.What is the population of Yokohama in 2026?
A.Yokohama's population in 2026 is estimated at approximately 3,770. This is an interpolated reference value between the 2025 census (3,818) and the IPSS projection for 2030 (3,579).
Q.What is the projected population of Yokohama in the future?
A.According to IPSS projections, Yokohama's population is expected to be 3,579 in 2030, 2,951 in 2040, and 2,353 in 2050.
Q.What is the population decline rate of Yokohama?
A.Over the 30 years from 2020 to 2050, Yokohama's population is projected to change by -44.4%. The 10-year change is -15.4% and the 20-year change is -30.2%.
Q.Why is the population of Yokohama 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 Yokohama, the share of residents aged 65+ is projected to rise from 40.0% to 52.6% by 2050, which further accelerates natural decrease.
Q.What is the aging rate of Yokohama?
A.Yokohama's aging rate (percentage aged 65 and over) is 40.0% as of 2020, projected to rise to 52.6% 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 national census results through 2025. Future projections use the IPSS 2023 edition, which is based on the 2020 census.

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