日本人口减少模拟器

Fukuoka福岡県

Jounan 福岡市城南区

Data last updated:

Jounan, Fukuoka, Japan has a population of 132,947 (2020 national census). IPSS projections estimate 132,957 by 2030 and 124,969 by 2050 (a decrease of about 6.0% from 2020), with the share of residents aged 65+ rising from 24.5% to 33.6%.Sources: Japan Census (Statistics Bureau), IPSS Regional Population Projections (2023)

2020年

(实际)

132,947人

2030年

(预测)

132,957人

→ 0.0%

2040年

(预测)

130,052人

▼ -2.2%

2050年

(预测)

124,969人

▼ -6.0%

老龄化率（65岁以上）: 2020年 24.5%→2050年 33.6%

Fukuoka (福岡県)的其他市区町村

Kitakyushu北九州市Yuushimoji北九州市門司区Yuushiwakamatsu北九州市若松区Yuushitobata北九州市戸畑区Yuushikokurakita北九州市小倉北区Yuushikokuraminami北九州市小倉南区Yuushiyahatahigashi北九州市八幡東区Yuushiyahatanishi北九州市八幡西区Fukuoka福岡市Higashi福岡市東区Hakata福岡市博多区Chuuou福岡市中央区Minami福岡市南区Nishi福岡市西区Sawara福岡市早良区Oomuta大牟田市Kurume久留米市Noogata直方市Iizuka飯塚市Tagawa田川市
查看Fukuoka (福岡県)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。

Jounan Population Projection Table (2020–2050)

Population by year, based on the national census and IPSS (2023) projections.

YearPopulationvs 2020Type
2020132,947—Census
2025132,671▼ -0.2%Projection
2030132,957→ 0.0%Projection
2035131,980▼ -0.7%Projection
2040130,052▼ -2.2%Projection
2045127,499▼ -4.1%Projection
2050124,969▼ -6.0%Projection

About Jounan

Overview

Jounan (福岡市城南区) is a municipality in Fukuoka, Japan, with a population of 132,947 as of 2020.

Population Projection of Jounan

According to projections by Japan's National Institute of Population and Social Security Research (IPSS), Jounan's population is expected to reach 132,957 by 2030 (0.0%), 130,052 by 2040 (-2.2%), and 124,969 by 2050 (-6.0%). A modest population change is expected.

Aging Rate of Jounan

The aging rate (percentage of residents aged 65 and over) is 24.5% as of 2020 and is projected to rise to 33.6% by 2050. The aging rate will remain below the most severe Japanese averages.

National Comparison

Jounan's demographic trajectory is similar to the national average.

National and Prefectural Rank

  • Population decline rate: Ranked #1701 out of 1916 municipalities nationwide.
  • Aging rate in 2050: Ranked #1697 out of 1916 nationwide.
  • Population size: Ranked #320 out of 1916 nationwide.
  • Related: National rankings / All municipalities in Fukuoka

Frequently Asked Questions

Q.What is the current population of Jounan, Fukuoka?
A.According to the 2020 national census, Jounan has a population of 132,947.
Q.What is the population of Jounan in 2026?
A.Jounan's population in 2026 is estimated at approximately 132,728. This is an interpolated reference value between the 2020 census (132,947) and the IPSS projection for 2030 (132,957).
Q.What is the projected population of Jounan in the future?
A.According to IPSS projections, Jounan's population is expected to be 132,957 in 2030, 130,052 in 2040, and 124,969 in 2050.
Q.What is the population decline rate of Jounan?
A.Over the 30 years from 2020 to 2050, Jounan's population is projected to change by -6.0%. The 10-year change is 0.0% and the 20-year change is -2.2%.
Q.Why is the population of Jounan 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 Jounan, the share of residents aged 65+ is projected to rise from 24.5% to 33.6% by 2050, which further accelerates natural decrease.
Q.What is the aging rate of Jounan?
A.Jounan's aging rate (percentage aged 65 and over) is 24.5% as of 2020, projected to rise to 33.6% 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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View all 74 municipalities in Fukuoka →

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