日本人口减少模拟器

Shizuoka静岡県

Yaizu 焼津市

Data last updated:

Yaizu, Shizuoka, Japan has a population of 130,848 (2025 national census). IPSS projections estimate 127,326 by 2030 and 103,986 by 2050 (a decrease of about 24.0% from 2020), with the share of residents aged 65+ rising from 30.0% in 2020 to 40.1%.Sources: Japan Census (Statistics Bureau), IPSS Regional Population Projections (2023)

2025年

(实际)

130,848人

2030年

(预测)

127,326人

▼ -7.0%

2040年

(预测)

115,966人

▼ -15.3%

2050年

(预测)

103,986人

▼ -24.0%

Change vs. 2020 census

老龄化率(65岁以上): 2020年 30%→2050年 40.1%

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岁

Shizuoka (静岡県)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。

Yaizu 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
1980124,071▼ -9.3%Census
1985130,106▼ -4.9%Census
1990134,208▼ -1.9%Census
1995139,083▲ +1.6%Census
2000141,452▲ +3.4%Census
2005143,101▲ +4.6%Census
2010143,249▲ +4.7%Census
2015139,462▲ +1.9%Census
2020136,845—Census
2025130,848▼ -4.4%Census
2030127,326▼ -7.0%Projection
2035121,806▼ -11.0%Projection
2040115,966▼ -15.3%Projection
2045109,985▼ -19.6%Projection
2050103,986▼ -24.0%Projection

About Yaizu

Overview

Yaizu (焼津市) is a municipality in Shizuoka, Japan, with a population of 130,848 as of 2025.

Population Projection of Yaizu

According to projections by Japan's National Institute of Population and Social Security Research (IPSS), Yaizu's population is expected to reach 127,326 by 2030 (-7.0%), 115,966 by 2040 (-15.3%), and 103,986 by 2050 (-24.0%). A significant population decline is projected over the next three decades.

Aging Rate of Yaizu

The aging rate (percentage of residents aged 65 and over) is 30.0% as of 2020 and is projected to rise to 40.1% by 2050. Over 40% of residents will be elderly, significantly affecting healthcare and social services needs.

National Comparison

Yaizu's population decline rate exceeds the national average.

National and Prefectural Rank

  • Population decline rate: Ranked #1239 out of 1903 municipalities nationwide.
  • Aging rate in 2050: Ranked #1252 out of 1903 nationwide.
  • Population size: Ranked #317 out of 1917 nationwide.
  • Related: National rankings / All municipalities in Shizuoka

Shizuoka (静岡県)的收入水平: Shizuoka (静岡県)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 Yaizu, Shizuoka?
A.According to the 2025 national census, Yaizu has a population of 130,848.
Q.What is the population of Yaizu in 2026?
A.Yaizu's population in 2026 is estimated at approximately 130,144. This is an interpolated reference value between the 2025 census (130,848) and the IPSS projection for 2030 (127,326).
Q.What is the projected population of Yaizu in the future?
A.According to IPSS projections, Yaizu's population is expected to be 127,326 in 2030, 115,966 in 2040, and 103,986 in 2050.
Q.What is the population decline rate of Yaizu?
A.Over the 30 years from 2020 to 2050, Yaizu's population is projected to change by -24.0%. The 10-year change is -7.0% and the 20-year change is -15.3%.
Q.Why is the population of Yaizu 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 Yaizu, the share of residents aged 65+ is projected to rise from 30.0% to 40.1% by 2050, which further accelerates natural decrease.
Q.What is the aging rate of Yaizu?
A.Yaizu's aging rate (percentage aged 65 and over) is 30.0% as of 2020, projected to rise to 40.1% 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 national census results through 2025. Future projections use the IPSS 2023 edition, which is based on the 2020 census.

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