日本人口减少模拟器

Tokushima徳島県

Kamiita 上板町

Data last updated:

Kamiita, Tokushima, Japan has a population of 10,511 (2025 national census). IPSS projections estimate 9,937 by 2030 and 6,884 by 2050 (a decrease of about 39.5% from 2020), with the share of residents aged 65+ rising from 35.5% in 2020 to 49.7%.Sources: Japan Census (Statistics Bureau), IPSS Regional Population Projections (2023)

2025年

(实际)

10,511人

2030年

(预测)

9,937人

▼ -12.7%

2040年

(预测)

8,433人

▼ -25.9%

2050年

(预测)

6,884人

▼ -39.5%

Change vs. 2020 census

老龄化率(65岁以上): 2020年 35.5%→2050年 49.7%

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岁

Tokushima (徳島県)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。

Kamiita 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
198012,074▲ +6.1%Census
198512,523▲ +10.0%Census
199012,546▲ +10.2%Census
199512,721▲ +11.7%Census
200012,952▲ +13.8%Census
200513,123▲ +15.3%Census
201012,727▲ +11.8%Census
201512,039▲ +5.8%Census
202011,384—Census
202510,511▼ -7.7%Census
20309,937▼ -12.7%Projection
20359,188▼ -19.3%Projection
20408,433▼ -25.9%Projection
20457,642▼ -32.9%Projection
20506,884▼ -39.5%Projection

About Kamiita

Overview

Kamiita (上板町) is a municipality in Tokushima, Japan, with a population of 10,511 as of 2025.

Population Projection of Kamiita

According to projections by Japan's National Institute of Population and Social Security Research (IPSS), Kamiita's population is expected to reach 9,937 by 2030 (-12.7%), 8,433 by 2040 (-25.9%), and 6,884 by 2050 (-39.5%). A significant population decline is projected over the next three decades.

Aging Rate of Kamiita

The aging rate (percentage of residents aged 65 and over) is 35.5% as of 2020 and is projected to rise to 49.7% by 2050. Over 40% of residents will be elderly, significantly affecting healthcare and social services needs.

National Comparison

Kamiita's population decline rate exceeds the national average.

National and Prefectural Rank

  • Population decline rate: Ranked #735 out of 1903 municipalities nationwide.
  • Aging rate in 2050: Ranked #586 out of 1903 nationwide.
  • Population size: Ranked #1328 out of 1917 nationwide.
  • Related: National rankings / All municipalities in Tokushima

Tokushima (徳島県)的收入水平: Tokushima (徳島県)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 Kamiita, Tokushima?
A.According to the 2025 national census, Kamiita has a population of 10,511.
Q.What is the population of Kamiita in 2026?
A.Kamiita's population in 2026 is estimated at approximately 10,396. This is an interpolated reference value between the 2025 census (10,511) and the IPSS projection for 2030 (9,937).
Q.What is the projected population of Kamiita in the future?
A.According to IPSS projections, Kamiita's population is expected to be 9,937 in 2030, 8,433 in 2040, and 6,884 in 2050.
Q.What is the population decline rate of Kamiita?
A.Over the 30 years from 2020 to 2050, Kamiita's population is projected to change by -39.5%. The 10-year change is -12.7% and the 20-year change is -25.9%.
Q.Why is the population of Kamiita 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 Kamiita, the share of residents aged 65+ is projected to rise from 35.5% to 49.7% by 2050, which further accelerates natural decrease.
Q.What is the aging rate of Kamiita?
A.Kamiita's aging rate (percentage aged 65 and over) is 35.5% as of 2020, projected to rise to 49.7% 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 national census results through 2025. Future projections use the IPSS 2023 edition, which is based on the 2020 census.

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