日本人口减少模拟器

Kanagawa神奈川県

Nishi 横浜市西区

Data last updated:

Nishi, Kanagawa, Japan has a population of 104,917 (2020 national census). IPSS projections estimate 111,884 by 2030 and 114,296 by 2050 (an increase of about 8.9% from 2020), with the share of residents aged 65+ rising from 19.4% to 28.1%.Sources: Japan Census (Statistics Bureau), IPSS Regional Population Projections (2023)

2020年

(实际)

104,917人

2030年

(预测)

111,884人

▲ +6.6%

2040年

(预测)

114,903人

▲ +9.5%

2050年

(预测)

114,296人

▲ +8.9%

老龄化率（65岁以上）: 2020年 19.4%→2050年 28.1%

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Kawasaki川崎市川崎区
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。

Nishi Population Projection Table (2020–2050)

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

YearPopulationvs 2020Type
2020104,917—Census
2025109,198▲ +4.1%Projection
2030111,884▲ +6.6%Projection
2035113,854▲ +8.5%Projection
2040114,903▲ +9.5%Projection
2045114,997▲ +9.6%Projection
2050114,296▲ +8.9%Projection

About Nishi

Overview

Nishi (横浜市西区) is a municipality in Kanagawa, Japan, with a population of 104,917 as of 2020.

Population Projection of Nishi

According to projections by Japan's National Institute of Population and Social Security Research (IPSS), Nishi's population is expected to reach 111,884 by 2030 (+6.6%), 114,903 by 2040 (+9.5%), and 114,296 by 2050 (+8.9%). Nishi is among the rare Japanese municipalities projected to see population growth.

Aging Rate of Nishi

The aging rate (percentage of residents aged 65 and over) is 19.4% as of 2020 and is projected to rise to 28.1% by 2050. The aging rate will remain below the most severe Japanese averages.

National Comparison

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

National and Prefectural Rank

  • Population decline rate: Ranked #1891 out of 1916 municipalities nationwide.
  • Aging rate in 2050: Ranked #1865 out of 1916 nationwide.
  • Population size: Ranked #407 out of 1916 nationwide.
  • Related: National rankings / All municipalities in Kanagawa

Frequently Asked Questions

Q.What is the current population of Nishi, Kanagawa?
A.According to the 2020 national census, Nishi has a population of 104,917.
Q.What is the population of Nishi in 2026?
A.Nishi's population in 2026 is estimated at approximately 109,735. This is an interpolated reference value between the 2020 census (104,917) and the IPSS projection for 2030 (111,884).
Q.What is the projected population of Nishi in the future?
A.According to IPSS projections, Nishi's population is expected to be 111,884 in 2030, 114,903 in 2040, and 114,296 in 2050.
Q.What is the population decline rate of Nishi?
A.Over the 30 years from 2020 to 2050, Nishi's population is projected to change by +8.9%. The 10-year change is +6.6% and the 20-year change is +9.5%.
Q.Why is the population of Nishi growing?
A.Municipalities with growing populations typically benefit from net in-migration driven by good access to major metropolitan areas, housing development, and family support policies. Nishi is one of the minority of Japanese municipalities projected to grow through 2050.
Q.What is the aging rate of Nishi?
A.Nishi's aging rate (percentage aged 65 and over) is 19.4% as of 2020, projected to rise to 28.1% 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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