日本人口减少模拟器

Niigata新潟県

Itoigawa 糸魚川市

Data last updated:

2020年

(实际)

40,778人

2030年

(预测)

33,577人

▼ -17.7%

2040年

(预测)

27,605人

▼ -32.3%

2050年

(预测)

22,382人

▼ -45.1%

老龄化率（65岁以上）: 2020年 40.1%→2050年 49.5%

Niigata (新潟県)的其他市区町村

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查看Niigata (新潟県)的所有市区町村 →

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。

About Itoigawa

Overview

Itoigawa (糸魚川市) is a municipality in Niigata, Japan, with a population of 40,778 as of 2020.

Population Projection

According to projections by Japan's National Institute of Population and Social Security Research (IPSS), Itoigawa's population is expected to reach 33,577 by 2030 (-17.7%), 27,605 by 2040 (-32.3%), and 22,382 by 2050 (-45.1%). A significant population decline is projected over the next three decades.

Aging Outlook

The aging rate (percentage of residents aged 65 and over) is 40.1% as of 2020 and is projected to rise to 49.5% by 2050. Over 40% of residents will be elderly, significantly affecting healthcare and social services needs.

National Comparison

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

Frequently Asked Questions

Q.What is the current population of Itoigawa, Niigata?
A.According to the 2020 national census, Itoigawa has a population of 40,778.
Q.What is the projected population of Itoigawa in the future?
A.According to IPSS projections, Itoigawa's population is expected to be 33,577 in 2030, 27,605 in 2040, and 22,382 in 2050.
Q.What is the population decline rate of Itoigawa?
A.Over the 30 years from 2020 to 2050, Itoigawa's population is projected to change by -45.1%. The 10-year change is -17.7% and the 20-year change is -32.3%.
Q.What is the aging rate of Itoigawa?
A.Itoigawa's aging rate (percentage aged 65 and over) is 40.1% as of 2020, projected to rise to 49.5% 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 the 2020 national census results. Future projections use the IPSS 2023 edition. Data will be updated as new census results become available.

Municipalities with Similar Trends

Aomori Oowani大鰐町
▼ -58.0%
Gifu Hichisou七宗町
▼ -58.1%
Akita Gojoume五城目町
▼ -58.2%
Gifu Shirakawa白川町
▼ -58.2%
Miyagi Minamisanriku南三陸町
▼ -58.3%
Fukushima Samegawa鮫川村
▼ -58.3%

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