일본 인구 감소 시뮬레이터

Saitama埼玉県

Yorii 寄居町

Data last updated:

Yorii, Saitama, Japan has a population of 32,386 (2020 national census). IPSS projections estimate 28,740 by 2030 and 20,587 by 2050 (a decrease of about 36.4% from 2020), with the share of residents aged 65+ rising from 33.7% to 46.9%.Sources: Japan Census (Statistics Bureau), IPSS Regional Population Projections (2023)

2020년

(실적)

32,386명

2030년

(추계)

28,740명

▼ -11.3%

2040년

(추계)

24,697명

▼ -23.7%

2050년

(추계)

20,587명

▼ -36.4%

고령화율（65세 이상）: 2020년 33.7%→2050년 46.9%

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데이터 출처

  • 일본 정부 통계 종합 포털(e-Stat)（https://www.e-stat.go.jp/）
  • 국립사회보장・인구문제연구소 「일본의 지역별 장래추계인구(레이와 5년 추계)」

※이 서비스는 e-Stat의 API 기능을 사용하고 있으나 서비스 내용은 일본 정부에 의해 보증된 것이 아닙니다.

Yorii Population Projection Table (2020–2050)

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

YearPopulationvs 2020Type
202032,386—Census
202530,579▼ -5.6%Projection
203028,740▼ -11.3%Projection
203526,774▼ -17.3%Projection
204024,697▼ -23.7%Projection
204522,597▼ -30.2%Projection
205020,587▼ -36.4%Projection

About Yorii

Overview

Yorii (寄居町) is a municipality in Saitama, Japan, with a population of 32,386 as of 2020.

Population Projection of Yorii

According to projections by Japan's National Institute of Population and Social Security Research (IPSS), Yorii's population is expected to reach 28,740 by 2030 (-11.3%), 24,697 by 2040 (-23.7%), and 20,587 by 2050 (-36.4%). A significant population decline is projected over the next three decades.

Aging Rate of Yorii

The aging rate (percentage of residents aged 65 and over) is 33.7% as of 2020 and is projected to rise to 46.9% by 2050. Over 40% of residents will be elderly, significantly affecting healthcare and social services needs.

National Comparison

Yorii's population decline rate exceeds the national average.

National and Prefectural Rank

  • Population decline rate: Ranked #845 out of 1903 municipalities nationwide.
  • Aging rate in 2050: Ranked #758 out of 1903 nationwide.
  • Population size: Ranked #896 out of 1916 nationwide.
  • Related: National rankings / All municipalities in Saitama

Frequently Asked Questions

Q.What is the current population of Yorii, Saitama?
A.According to the 2020 national census, Yorii has a population of 32,386.
Q.What is the population of Yorii in 2026?
A.Yorii's population in 2026 is estimated at approximately 30,211. This is an interpolated reference value between the 2020 census (32,386) and the IPSS projection for 2030 (28,740).
Q.What is the projected population of Yorii in the future?
A.According to IPSS projections, Yorii's population is expected to be 28,740 in 2030, 24,697 in 2040, and 20,587 in 2050.
Q.What is the population decline rate of Yorii?
A.Over the 30 years from 2020 to 2050, Yorii's population is projected to change by -36.4%. The 10-year change is -11.3% and the 20-year change is -23.7%.
Q.Why is the population of Yorii 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 Yorii, the share of residents aged 65+ is projected to rise from 33.7% to 46.9% by 2050, which further accelerates natural decrease.
Q.What is the aging rate of Yorii?
A.Yorii's aging rate (percentage aged 65 and over) is 33.7% as of 2020, projected to rise to 46.9% 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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