日本人口减少模拟器

Kanagawa神奈川県

Ninomiya 二宮町

Data last updated:

Ninomiya, Kanagawa, Japan has a population of 27,578 (2020 national census). IPSS projections estimate 24,752 by 2030 and 18,672 by 2050 (a decrease of about 32.3% from 2020), with the share of residents aged 65+ rising from 35.4% to 48.7%.Sources: Japan Census (Statistics Bureau), IPSS Regional Population Projections (2023)

2020年

(实际)

27,578人

2030年

(预测)

24,752人

▼ -10.2%

2040年

(预测)

21,489人

▼ -22.1%

2050年

(预测)

18,672人

▼ -32.3%

老龄化率（65岁以上）: 2020年 35.4%→2050年 48.7%

Kanagawa (神奈川県)的其他市区町村

Yokohama横浜市Tsurumi横浜市鶴見区Kanagawa横浜市神奈川区Nishi横浜市西区Naka横浜市中区Minami横浜市南区Hodogaya横浜市保土ケ谷区Isogo横浜市磯子区Kanazawa横浜市金沢区Kouhoku横浜市港北区Totsuka横浜市戸塚区Kounan横浜市港南区Asahi横浜市旭区Midori横浜市緑区Seya横浜市瀬谷区Sakae横浜市栄区Izumi横浜市泉区Aoba横浜市青葉区Tsuzuki横浜市都筑区Kawasaki川崎市
查看Kanagawa (神奈川県)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。

Ninomiya Population Projection Table (2020–2050)

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

YearPopulationvs 2020Type
202027,578—Census
202526,350▼ -4.5%Projection
203024,752▼ -10.2%Projection
203523,087▼ -16.3%Projection
204021,489▼ -22.1%Projection
204520,005▼ -27.5%Projection
205018,672▼ -32.3%Projection

About Ninomiya

Overview

Ninomiya (二宮町) is a municipality in Kanagawa, Japan, with a population of 27,578 as of 2020.

Population Projection of Ninomiya

According to projections by Japan's National Institute of Population and Social Security Research (IPSS), Ninomiya's population is expected to reach 24,752 by 2030 (-10.2%), 21,489 by 2040 (-22.1%), and 18,672 by 2050 (-32.3%). A significant population decline is projected over the next three decades.

Aging Rate of Ninomiya

The aging rate (percentage of residents aged 65 and over) is 35.4% as of 2020 and is projected to rise to 48.7% by 2050. Over 40% of residents will be elderly, significantly affecting healthcare and social services needs.

National Comparison

Ninomiya's population decline rate exceeds the national average.

National and Prefectural Rank

  • Population decline rate: Ranked #983 out of 1916 municipalities nationwide.
  • Aging rate in 2050: Ranked #651 out of 1916 nationwide.
  • Population size: Ranked #984 out of 1916 nationwide.
  • Related: National rankings / All municipalities in Kanagawa

Frequently Asked Questions

Q.What is the current population of Ninomiya, Kanagawa?
A.According to the 2020 national census, Ninomiya has a population of 27,578.
Q.What is the population of Ninomiya in 2026?
A.Ninomiya's population in 2026 is estimated at approximately 26,030. This is an interpolated reference value between the 2020 census (27,578) and the IPSS projection for 2030 (24,752).
Q.What is the projected population of Ninomiya in the future?
A.According to IPSS projections, Ninomiya's population is expected to be 24,752 in 2030, 21,489 in 2040, and 18,672 in 2050.
Q.What is the population decline rate of Ninomiya?
A.Over the 30 years from 2020 to 2050, Ninomiya's population is projected to change by -32.3%. The 10-year change is -10.2% and the 20-year change is -22.1%.
Q.Why is the population of Ninomiya 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 Ninomiya, the share of residents aged 65+ is projected to rise from 35.4% to 48.7% by 2050, which further accelerates natural decrease.
Q.What is the aging rate of Ninomiya?
A.Ninomiya's aging rate (percentage aged 65 and over) is 35.4% as of 2020, projected to rise to 48.7% 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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