일본 인구 감소 시뮬레이터

Yamanashi山梨県

Fujikawaguchiko 富士河口湖町

Data last updated:

Fujikawaguchiko, Yamanashi, Japan has a population of 26,485 (2025 national census). IPSS projections estimate 26,104 by 2030 and 24,150 by 2050 (a decrease of about 7.4% from 2020), with the share of residents aged 65+ rising from 26.4% in 2020 to 36.8%.Sources: Japan Census (Statistics Bureau), IPSS Regional Population Projections (2023)

2025년

(실적)

26,485명

2030년

(추계)

26,104명

▲ +0.1%

2040년

(추계)

25,291명

▼ -3.0%

2050년

(추계)

24,150명

▼ -7.4%

Change vs. 2020 census

고령화율(65세 이상): 2020년 26.4%→2050년 36.8%

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Yamanashi (山梨県)의 다른 시구정촌

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.

Fujikawaguchiko 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
198017,812▼ -31.7%Census
198518,859▼ -27.7%Census
199019,595▼ -24.9%Census
199521,142▼ -18.9%Census
200022,595▼ -13.4%Census
200523,943▼ -8.2%Census
201025,471▼ -2.3%Census
201525,329▼ -2.9%Census
202026,082—Census
202526,485▲ +1.5%Census
203026,104▲ +0.1%Projection
203525,727▼ -1.4%Projection
204025,291▼ -3.0%Projection
204524,772▼ -5.0%Projection
205024,150▼ -7.4%Projection

About Fujikawaguchiko

Overview

Fujikawaguchiko (富士河口湖町) is a municipality in Yamanashi, Japan, with a population of 26,485 as of 2025.

Population Projection of Fujikawaguchiko

According to projections by Japan's National Institute of Population and Social Security Research (IPSS), Fujikawaguchiko's population is expected to reach 26,104 by 2030 (+0.1%), 25,291 by 2040 (-3.0%), and 24,150 by 2050 (-7.4%). A modest population change is expected.

Aging Rate of Fujikawaguchiko

The aging rate (percentage of residents aged 65 and over) is 26.4% as of 2020 and is projected to rise to 36.8% by 2050. The aging rate will remain below the most severe Japanese averages.

National Comparison

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

National and Prefectural Rank

  • Population decline rate: Ranked #1672 out of 1903 municipalities nationwide.
  • Aging rate in 2050: Ranked #1494 out of 1903 nationwide.
  • Population size: Ranked #965 out of 1917 nationwide.
  • Related: National rankings / All municipalities in Yamanashi

Yamanashi (山梨県)의 소득 수준: Yamanashi (山梨県)의 평균 연봉(연령·성별·기업 규모별)jpsalary / 후생노동성 임금구조 기본통계조사

Frequently Asked Questions

Q.What is the current population of Fujikawaguchiko, Yamanashi?
A.According to the 2025 national census, Fujikawaguchiko has a population of 26,485.
Q.What is the population of Fujikawaguchiko in 2026?
A.Fujikawaguchiko's population in 2026 is estimated at approximately 26,409. This is an interpolated reference value between the 2025 census (26,485) and the IPSS projection for 2030 (26,104).
Q.What is the projected population of Fujikawaguchiko in the future?
A.According to IPSS projections, Fujikawaguchiko's population is expected to be 26,104 in 2030, 25,291 in 2040, and 24,150 in 2050.
Q.What is the population decline rate of Fujikawaguchiko?
A.Over the 30 years from 2020 to 2050, Fujikawaguchiko's population is projected to change by -7.4%. The 10-year change is +0.1% and the 20-year change is -3.0%.
Q.Why is the population of Fujikawaguchiko 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 Fujikawaguchiko, the share of residents aged 65+ is projected to rise from 26.4% to 36.8% by 2050, which further accelerates natural decrease.
Q.What is the aging rate of Fujikawaguchiko?
A.Fujikawaguchiko's aging rate (percentage aged 65 and over) is 26.4% as of 2020, projected to rise to 36.8% 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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