日本人口减少模拟器

Niigata新潟県

Jouetsu 上越市

Data last updated:

Jouetsu, Niigata, Japan has a population of 176,481 (2025 national census). IPSS projections estimate 166,710 by 2030 and 127,657 by 2050 (a decrease of about 32.1% from 2020), with the share of residents aged 65+ rising from 32.9% in 2020 to 43.9%.Sources: Japan Census (Statistics Bureau), IPSS Regional Population Projections (2023)

2025年

(实际)

176,481人

2030年

(预测)

166,710人

▼ -11.3%

2040年

(预测)

147,248人

▼ -21.7%

2050年

(预测)

127,657人

▼ -32.1%

Change vs. 2020 census

老龄化率(65岁以上): 2020年 32.9%→2050年 43.9%

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岁

Niigata (新潟県)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。

Jouetsu 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
1980216,320▲ +15.0%Census
1985216,348▲ +15.0%Census
1990212,248▲ +12.9%Census
1995212,060▲ +12.8%Census
2000211,870▲ +12.7%Census
2005208,082▲ +10.7%Census
2010203,899▲ +8.4%Census
2015196,987▲ +4.8%Census
2020188,047—Census
2025176,481▼ -6.2%Census
2030166,710▼ -11.3%Projection
2035156,976▼ -16.5%Projection
2040147,248▼ -21.7%Projection
2045137,456▼ -26.9%Projection
2050127,657▼ -32.1%Projection

About Jouetsu

Overview

Jouetsu (上越市) is a municipality in Niigata, Japan, with a population of 176,481 as of 2025.

Population Projection of Jouetsu

According to projections by Japan's National Institute of Population and Social Security Research (IPSS), Jouetsu's population is expected to reach 166,710 by 2030 (-11.3%), 147,248 by 2040 (-21.7%), and 127,657 by 2050 (-32.1%). A significant population decline is projected over the next three decades.

Aging Rate of Jouetsu

The aging rate (percentage of residents aged 65 and over) is 32.9% as of 2020 and is projected to rise to 43.9% by 2050. Over 40% of residents will be elderly, significantly affecting healthcare and social services needs.

National Comparison

Jouetsu's population decline rate exceeds the national average.

National and Prefectural Rank

  • Population decline rate: Ranked #987 out of 1903 municipalities nationwide.
  • Aging rate in 2050: Ranked #958 out of 1903 nationwide.
  • Population size: Ranked #215 out of 1917 nationwide.
  • Related: National rankings / All municipalities in Niigata

Niigata (新潟県)的收入水平: Niigata (新潟県)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 Jouetsu, Niigata?
A.According to the 2025 national census, Jouetsu has a population of 176,481.
Q.What is the population of Jouetsu in 2026?
A.Jouetsu's population in 2026 is estimated at approximately 174,527. This is an interpolated reference value between the 2025 census (176,481) and the IPSS projection for 2030 (166,710).
Q.What is the projected population of Jouetsu in the future?
A.According to IPSS projections, Jouetsu's population is expected to be 166,710 in 2030, 147,248 in 2040, and 127,657 in 2050.
Q.What is the population decline rate of Jouetsu?
A.Over the 30 years from 2020 to 2050, Jouetsu's population is projected to change by -32.1%. The 10-year change is -11.3% and the 20-year change is -21.7%.
Q.Why is the population of Jouetsu 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 Jouetsu, the share of residents aged 65+ is projected to rise from 32.9% to 43.9% by 2050, which further accelerates natural decrease.
Q.What is the aging rate of Jouetsu?
A.Jouetsu's aging rate (percentage aged 65 and over) is 32.9% as of 2020, projected to rise to 43.9% 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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