일본 인구 감소 시뮬레이터

Shizuoka静岡県

Kikugawa 菊川市

Data last updated:

Kikugawa, Shizuoka, Japan has a population of 45,478 (2025 national census). IPSS projections estimate 46,339 by 2030 and 41,233 by 2050 (a decrease of about 13.7% from 2020), with the share of residents aged 65+ rising from 27.0% in 2020 to 34.3%.Sources: Japan Census (Statistics Bureau), IPSS Regional Population Projections (2023)

2025년

(실적)

45,478명

2030년

(추계)

46,339명

▼ -3.0%

2040년

(추계)

44,050명

▼ -7.8%

2050년

(추계)

41,233명

▼ -13.7%

Change vs. 2020 census

고령화율(65세 이상): 2020년 27%→2050년 34.3%

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Shizuoka (静岡県)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)」

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Kikugawa 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
198038,081▼ -20.3%Census
198540,783▼ -14.7%Census
199043,762▼ -8.4%Census
199546,334▼ -3.0%Census
200047,036▼ -1.6%Census
200547,502▼ -0.6%Census
201047,041▼ -1.6%Census
201546,763▼ -2.1%Census
202047,789—Census
202545,478▼ -4.8%Census
203046,339▼ -3.0%Projection
203545,270▼ -5.3%Projection
204044,050▼ -7.8%Projection
204542,696▼ -10.7%Projection
205041,233▼ -13.7%Projection

About Kikugawa

Overview

Kikugawa (菊川市) is a municipality in Shizuoka, Japan, with a population of 45,478 as of 2025.

Population Projection of Kikugawa

According to projections by Japan's National Institute of Population and Social Security Research (IPSS), Kikugawa's population is expected to reach 46,339 by 2030 (-3.0%), 44,050 by 2040 (-7.8%), and 41,233 by 2050 (-13.7%). A modest population change is expected.

Aging Rate of Kikugawa

The aging rate (percentage of residents aged 65 and over) is 27.0% as of 2020 and is projected to rise to 34.3% by 2050. The aging rate will remain below the most severe Japanese averages.

National Comparison

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

National and Prefectural Rank

  • Population decline rate: Ranked #1515 out of 1903 municipalities nationwide.
  • Aging rate in 2050: Ranked #1656 out of 1903 nationwide.
  • Population size: Ranked #718 out of 1917 nationwide.
  • Related: National rankings / All municipalities in Shizuoka

Shizuoka (静岡県)의 소득 수준: Shizuoka (静岡県)의 평균 연봉(연령·성별·기업 규모별)jpsalary / 후생노동성 임금구조 기본통계조사

Frequently Asked Questions

Q.What is the current population of Kikugawa, Shizuoka?
A.According to the 2025 national census, Kikugawa has a population of 45,478.
Q.What is the population of Kikugawa in 2026?
A.Kikugawa's population in 2026 is estimated at approximately 45,650. This is an interpolated reference value between the 2025 census (45,478) and the IPSS projection for 2030 (46,339).
Q.What is the projected population of Kikugawa in the future?
A.According to IPSS projections, Kikugawa's population is expected to be 46,339 in 2030, 44,050 in 2040, and 41,233 in 2050.
Q.What is the population decline rate of Kikugawa?
A.Over the 30 years from 2020 to 2050, Kikugawa's population is projected to change by -13.7%. The 10-year change is -3.0% and the 20-year change is -7.8%.
Q.Why is the population of Kikugawa 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 Kikugawa, the share of residents aged 65+ is projected to rise from 27.0% to 34.3% by 2050, which further accelerates natural decrease.
Q.What is the aging rate of Kikugawa?
A.Kikugawa's aging rate (percentage aged 65 and over) is 27.0% as of 2020, projected to rise to 34.3% 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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