日本人口减少模拟器

Ibaraki茨城県

Kashima 鹿嶋市

Data last updated:

Kashima, Ibaraki, Japan has a population of 63,954 (2025 national census). IPSS projections estimate 62,918 by 2030 and 56,811 by 2050 (a decrease of about 15.1% from 2020), with the share of residents aged 65+ rising from 31.3% in 2020 to 39.2%.Sources: Japan Census (Statistics Bureau), IPSS Regional Population Projections (2023)

2025年

(实际)

63,954人

2030年

(预测)

62,918人

▼ -6.0%

2040年

(预测)

59,779人

▼ -10.7%

2050年

(预测)

56,811人

▼ -15.1%

Change vs. 2020 census

老龄化率(65岁以上): 2020年 31.3%→2050年 39.2%

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岁

Ibaraki (茨城県)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。

Kashima 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
198051,355▼ -23.3%Census
198555,924▼ -16.5%Census
199059,092▼ -11.7%Census
199560,667▼ -9.4%Census
200062,287▼ -7.0%Census
200564,435▼ -3.8%Census
201066,093▼ -1.3%Census
201567,879▲ +1.4%Census
202066,950—Census
202563,954▼ -4.5%Census
203062,918▼ -6.0%Projection
203561,346▼ -8.4%Projection
204059,779▼ -10.7%Projection
204558,280▼ -12.9%Projection
205056,811▼ -15.1%Projection

About Kashima

Overview

Kashima (鹿嶋市) is a municipality in Ibaraki, Japan, with a population of 63,954 as of 2025.

Population Projection of Kashima

According to projections by Japan's National Institute of Population and Social Security Research (IPSS), Kashima's population is expected to reach 62,918 by 2030 (-6.0%), 59,779 by 2040 (-10.7%), and 56,811 by 2050 (-15.1%). A modest population change is expected.

Aging Rate of Kashima

The aging rate (percentage of residents aged 65 and over) is 31.3% as of 2020 and is projected to rise to 39.2% by 2050. The aging rate will remain below the most severe Japanese averages.

National Comparison

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

National and Prefectural Rank

  • Population decline rate: Ranked #1480 out of 1903 municipalities nationwide.
  • Aging rate in 2050: Ranked #1320 out of 1903 nationwide.
  • Population size: Ranked #585 out of 1917 nationwide.
  • Related: National rankings / All municipalities in Ibaraki

Ibaraki (茨城県)的收入水平: Ibaraki (茨城県)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 Kashima, Ibaraki?
A.According to the 2025 national census, Kashima has a population of 63,954.
Q.What is the population of Kashima in 2026?
A.Kashima's population in 2026 is estimated at approximately 63,747. This is an interpolated reference value between the 2025 census (63,954) and the IPSS projection for 2030 (62,918).
Q.What is the projected population of Kashima in the future?
A.According to IPSS projections, Kashima's population is expected to be 62,918 in 2030, 59,779 in 2040, and 56,811 in 2050.
Q.What is the population decline rate of Kashima?
A.Over the 30 years from 2020 to 2050, Kashima's population is projected to change by -15.1%. The 10-year change is -6.0% and the 20-year change is -10.7%.
Q.Why is the population of Kashima 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 Kashima, the share of residents aged 65+ is projected to rise from 31.3% to 39.2% by 2050, which further accelerates natural decrease.
Q.What is the aging rate of Kashima?
A.Kashima's aging rate (percentage aged 65 and over) is 31.3% as of 2020, projected to rise to 39.2% 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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