日本人口减少模拟器

Chiba千葉県

Inzai 印西市

Data last updated:

2020年

(实际)

102,651人

2030年

(预测)

113,660人

▲ +10.7%

2040年

(预测)

118,444人

▲ +15.4%

2050年

(预测)

119,819人

▲ +16.7%

老龄化率（65岁以上）: 2020年 23.2%→2050年 31.8%

Chiba (千葉県)的其他市区町村

Chiba千葉市Chuuou千葉市中央区Hanamigawa千葉市花見川区Inage千葉市稲毛区Wakaba千葉市若葉区Midori千葉市緑区Mihama千葉市美浜区Choushi銚子市Ichikawa市川市Funabashi船橋市Tateyama館山市Kisarazu木更津市Matsudo松戸市Noda野田市Mobara茂原市Narita成田市Sakura佐倉市Tougane東金市Asahi旭市Narashino習志野市
查看Chiba (千葉県)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 Inzai

Overview

Inzai (印西市) is a municipality in Chiba, Japan, with a population of 102,651 as of 2020.

Population Projection

According to projections by Japan's National Institute of Population and Social Security Research (IPSS), Inzai's population is expected to reach 113,660 by 2030 (+10.7%), 118,444 by 2040 (+15.4%), and 119,819 by 2050 (+16.7%). Inzai is among the rare Japanese municipalities projected to see population growth.

Aging Outlook

The aging rate (percentage of residents aged 65 and over) is 23.2% as of 2020 and is projected to rise to 31.8% by 2050. The aging rate will remain below the most severe Japanese averages.

National Comparison

Inzai stands out as one of the few Japanese municipalities with continued population growth.

Frequently Asked Questions

Q.What is the current population of Inzai, Chiba?
A.According to the 2020 national census, Inzai has a population of 102,651.
Q.What is the projected population of Inzai in the future?
A.According to IPSS projections, Inzai's population is expected to be 113,660 in 2030, 118,444 in 2040, and 119,819 in 2050.
Q.What is the population decline rate of Inzai?
A.Over the 30 years from 2020 to 2050, Inzai's population is projected to change by +16.7%. The 10-year change is +10.7% and the 20-year change is +15.4%.
Q.What is the aging rate of Inzai?
A.Inzai's aging rate (percentage aged 65 and over) is 23.2% as of 2020, projected to rise to 31.8% 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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