日本人口减少模拟器

Ishikawa石川県

Shika 志賀町

Data last updated:

Shika, Ishikawa, Japan has a population of 15,904 (2025 national census). IPSS projections estimate 14,927 by 2030 and 8,740 by 2050 (a decrease of about 53.1% from 2020), with the share of residents aged 65+ rising from 44.7% in 2020 to 56.6%.Sources: Japan Census (Statistics Bureau), IPSS Regional Population Projections (2023)

2025年

(实际)

15,904人

2030年

(预测)

14,927人

▼ -19.9%

2040年

(预测)

11,592人

▼ -37.8%

2050年

(预测)

8,740人

▼ -53.1%

Change vs. 2020 census

老龄化率(65岁以上): 2020年 44.7%→2050年 56.6%

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岁

Ishikawa (石川県)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。

Shika 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
198030,636▲ +64.4%Census
198529,828▲ +60.1%Census
199028,782▲ +54.5%Census
199526,965▲ +44.7%Census
200025,396▲ +36.3%Census
200523,790▲ +27.7%Census
201022,216▲ +19.2%Census
201520,422▲ +9.6%Census
202018,630—Census
202515,904▼ -14.6%Census
203014,927▼ -19.9%Projection
203513,222▼ -29.0%Projection
204011,592▼ -37.8%Projection
204510,088▼ -45.9%Projection
20508,740▼ -53.1%Projection

About Shika

Overview

Shika (志賀町) is a municipality in Ishikawa, Japan, with a population of 15,904 as of 2025.

Population Projection of Shika

According to projections by Japan's National Institute of Population and Social Security Research (IPSS), Shika's population is expected to reach 14,927 by 2030 (-19.9%), 11,592 by 2040 (-37.8%), and 8,740 by 2050 (-53.1%). The town is projected to lose more than half its population over 30 years.

Aging Rate of Shika

The aging rate (percentage of residents aged 65 and over) is 44.7% as of 2020 and is projected to rise to 56.6% by 2050. More than half of residents will be seniors, placing the town in the "marginal municipality" category.

National Comparison

Shika is experiencing one of the faster rates of population decline in Japan.

National and Prefectural Rank

  • Population decline rate: Ranked #223 out of 1903 municipalities nationwide.
  • Aging rate in 2050: Ranked #216 out of 1903 nationwide.
  • Population size: Ranked #1162 out of 1917 nationwide.
  • Related: National rankings / All municipalities in Ishikawa

Ishikawa (石川県)的收入水平: Ishikawa (石川県)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 Shika, Ishikawa?
A.According to the 2025 national census, Shika has a population of 15,904.
Q.What is the population of Shika in 2026?
A.Shika's population in 2026 is estimated at approximately 15,709. This is an interpolated reference value between the 2025 census (15,904) and the IPSS projection for 2030 (14,927).
Q.What is the projected population of Shika in the future?
A.According to IPSS projections, Shika's population is expected to be 14,927 in 2030, 11,592 in 2040, and 8,740 in 2050.
Q.What is the population decline rate of Shika?
A.Over the 30 years from 2020 to 2050, Shika's population is projected to change by -53.1%. The 10-year change is -19.9% and the 20-year change is -37.8%.
Q.Why is the population of Shika 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 Shika, the share of residents aged 65+ is projected to rise from 44.7% to 56.6% by 2050, which further accelerates natural decrease.
Q.What is the aging rate of Shika?
A.Shika's aging rate (percentage aged 65 and over) is 44.7% as of 2020, projected to rise to 56.6% 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 national census results through 2025. Future projections use the IPSS 2023 edition, which is based on the 2020 census.

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