日本人口减少模拟器

Iwate岩手県

Nishiwaga 西和賀町

Data last updated:

2020年

(实际)

5,137人

2030年

(预测)

3,777人

▼ -26.5%

2040年

(预测)

2,760人

▼ -46.3%

2050年

(预测)

1,940人

▼ -62.2%

老龄化率（65岁以上）: 2020年 51%→2050年 60.1%

Iwate (岩手県)的其他市区町村

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查看Iwate (岩手県)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 Nishiwaga

Overview

Nishiwaga (西和賀町) is a municipality in Iwate, Japan, with a population of 5,137 as of 2020.

Population Projection

According to projections by Japan's National Institute of Population and Social Security Research (IPSS), Nishiwaga's population is expected to reach 3,777 by 2030 (-26.5%), 2,760 by 2040 (-46.3%), and 1,940 by 2050 (-62.2%). The town is projected to lose more than half its population over 30 years.

Aging Outlook

The aging rate (percentage of residents aged 65 and over) is 51.0% as of 2020 and is projected to rise to 60.1% by 2050. More than half of residents will be seniors, placing the town in the "marginal municipality" category.

National Comparison

Nishiwaga is among the most rapidly declining municipalities in Japan.

Frequently Asked Questions

Q.What is the current population of Nishiwaga, Iwate?
A.According to the 2020 national census, Nishiwaga has a population of 5,137.
Q.What is the projected population of Nishiwaga in the future?
A.According to IPSS projections, Nishiwaga's population is expected to be 3,777 in 2030, 2,760 in 2040, and 1,940 in 2050.
Q.What is the population decline rate of Nishiwaga?
A.Over the 30 years from 2020 to 2050, Nishiwaga's population is projected to change by -62.2%. The 10-year change is -26.5% and the 20-year change is -46.3%.
Q.What is the aging rate of Nishiwaga?
A.Nishiwaga's aging rate (percentage aged 65 and over) is 51.0% as of 2020, projected to rise to 60.1% 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 the 2020 national census results. Future projections use the IPSS 2023 edition. Data will be updated as new census results become available.

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Akita Oga男鹿市
▼ -62.4%
Hokkaido Kaminokuni上ノ国町
▼ -62.0%
Nagano Sakae栄村
▼ -62.0%
Hokkaido Akabira赤平市
▼ -62.5%
Kyoto Wazuka和束町
▼ -62.5%

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