日本人口减少模拟器

Fukuoka福岡県

Nakagawa 那珂川市

Data last updated:

Nakagawa, Fukuoka, Japan has a population of 47,766 (2025 national census). IPSS projections estimate 48,809 by 2030 and 46,437 by 2050 (a decrease of about 7.3% from 2020), with the share of residents aged 65+ rising from 23.5% in 2020 to 35.2%.Sources: Japan Census (Statistics Bureau), IPSS Regional Population Projections (2023)

2025年

(实际)

47,766人

2030年

(预测)

48,809人

▼ -2.6%

2040年

(预测)

47,808人

▼ -4.6%

2050年

(预测)

46,437人

▼ -7.3%

Change vs. 2020 census

老龄化率(65岁以上): 2020年 23.5%→2050年 35.2%

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岁

Fukuoka (福岡県)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。

Nakagawa 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
198024,840▼ -50.4%Census
198530,869▼ -38.4%Census
199036,576▼ -27.0%Census
199542,345▼ -15.5%Census
200045,548▼ -9.1%Census
200546,972▼ -6.3%Census
201049,780▼ -0.7%Census
201550,004▼ -0.2%Census
202050,112—Census
202547,766▼ -4.7%Census
203048,809▼ -2.6%Projection
203548,339▼ -3.5%Projection
204047,808▼ -4.6%Projection
204547,184▼ -5.8%Projection
205046,437▼ -7.3%Projection

About Nakagawa

Overview

Nakagawa (那珂川市) is a municipality in Fukuoka, Japan, with a population of 47,766 as of 2025.

Population Projection of Nakagawa

According to projections by Japan's National Institute of Population and Social Security Research (IPSS), Nakagawa's population is expected to reach 48,809 by 2030 (-2.6%), 47,808 by 2040 (-4.6%), and 46,437 by 2050 (-7.3%). A modest population change is expected.

Aging Rate of Nakagawa

The aging rate (percentage of residents aged 65 and over) is 23.5% as of 2020 and is projected to rise to 35.2% by 2050. The aging rate will remain below the most severe Japanese averages.

National Comparison

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

National and Prefectural Rank

  • Population decline rate: Ranked #1675 out of 1903 municipalities nationwide.
  • Aging rate in 2050: Ranked #1607 out of 1903 nationwide.
  • Population size: Ranked #694 out of 1917 nationwide.
  • Related: National rankings / All municipalities in Fukuoka

Fukuoka (福岡県)的收入水平: Fukuoka (福岡県)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 Nakagawa, Fukuoka?
A.According to the 2025 national census, Nakagawa has a population of 47,766.
Q.What is the population of Nakagawa in 2026?
A.Nakagawa's population in 2026 is estimated at approximately 47,975. This is an interpolated reference value between the 2025 census (47,766) and the IPSS projection for 2030 (48,809).
Q.What is the projected population of Nakagawa in the future?
A.According to IPSS projections, Nakagawa's population is expected to be 48,809 in 2030, 47,808 in 2040, and 46,437 in 2050.
Q.What is the population decline rate of Nakagawa?
A.Over the 30 years from 2020 to 2050, Nakagawa's population is projected to change by -7.3%. The 10-year change is -2.6% and the 20-year change is -4.6%.
Q.Why is the population of Nakagawa 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 Nakagawa, the share of residents aged 65+ is projected to rise from 23.5% to 35.2% by 2050, which further accelerates natural decrease.
Q.What is the aging rate of Nakagawa?
A.Nakagawa's aging rate (percentage aged 65 and over) is 23.5% as of 2020, projected to rise to 35.2% 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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