日本人口减少模拟器

Nara奈良県

Ouji 王寺町

Data last updated:

Ouji, Nara, Japan has a population of 23,396 (2025 national census). IPSS projections estimate 23,506 by 2030 and 21,298 by 2050 (a decrease of about 11.4% from 2020), with the share of residents aged 65+ rising from 28.3% in 2020 to 33.5%.Sources: Japan Census (Statistics Bureau), IPSS Regional Population Projections (2023)

2025年

(实际)

23,396人

2030年

(预测)

23,506人

▼ -2.2%

2040年

(预测)

22,467人

▼ -6.6%

2050年

(预测)

21,298人

▼ -11.4%

Change vs. 2020 census

老龄化率(65岁以上): 2020年 28.3%→2050年 33.5%

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岁

Nara (奈良県)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。

Ouji 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
198017,213▼ -28.4%Census
198520,265▼ -15.7%Census
199023,625▼ -1.7%Census
199524,574▲ +2.2%Census
200023,782▼ -1.1%Census
200522,751▼ -5.4%Census
201022,182▼ -7.7%Census
201523,025▼ -4.2%Census
202024,043—Census
202523,396▼ -2.7%Census
203023,506▼ -2.2%Projection
203523,033▼ -4.2%Projection
204022,467▼ -6.6%Projection
204521,887▼ -9.0%Projection
205021,298▼ -11.4%Projection

About Ouji

Overview

Ouji (王寺町) is a municipality in Nara, Japan, with a population of 23,396 as of 2025.

Population Projection of Ouji

According to projections by Japan's National Institute of Population and Social Security Research (IPSS), Ouji's population is expected to reach 23,506 by 2030 (-2.2%), 22,467 by 2040 (-6.6%), and 21,298 by 2050 (-11.4%). A modest population change is expected.

Aging Rate of Ouji

The aging rate (percentage of residents aged 65 and over) is 28.3% as of 2020 and is projected to rise to 33.5% by 2050. The aging rate will remain below the most severe Japanese averages.

National Comparison

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

National and Prefectural Rank

  • Population decline rate: Ranked #1578 out of 1903 municipalities nationwide.
  • Aging rate in 2050: Ranked #1705 out of 1903 nationwide.
  • Population size: Ranked #1018 out of 1917 nationwide.
  • Related: National rankings / All municipalities in Nara

Nara (奈良県)的收入水平: Nara (奈良県)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 Ouji, Nara?
A.According to the 2025 national census, Ouji has a population of 23,396.
Q.What is the population of Ouji in 2026?
A.Ouji's population in 2026 is estimated at approximately 23,418. This is an interpolated reference value between the 2025 census (23,396) and the IPSS projection for 2030 (23,506).
Q.What is the projected population of Ouji in the future?
A.According to IPSS projections, Ouji's population is expected to be 23,506 in 2030, 22,467 in 2040, and 21,298 in 2050.
Q.What is the population decline rate of Ouji?
A.Over the 30 years from 2020 to 2050, Ouji's population is projected to change by -11.4%. The 10-year change is -2.2% and the 20-year change is -6.6%.
Q.Why is the population of Ouji 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 Ouji, the share of residents aged 65+ is projected to rise from 28.3% to 33.5% by 2050, which further accelerates natural decrease.
Q.What is the aging rate of Ouji?
A.Ouji's aging rate (percentage aged 65 and over) is 28.3% as of 2020, projected to rise to 33.5% 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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