일본 인구 감소 시뮬레이터

Ishikawa石川県

Komatsu 小松市

Data last updated:

Komatsu, Ishikawa, Japan has a population of 103,497 (2025 national census). IPSS projections estimate 100,483 by 2030 and 86,175 by 2050 (a decrease of about 18.9% from 2020), with the share of residents aged 65+ rising from 28.9% in 2020 to 36.6%.Sources: Japan Census (Statistics Bureau), IPSS Regional Population Projections (2023)

2025년

(실적)

103,497명

2030년

(추계)

100,483명

▼ -5.4%

2040년

(추계)

93,529명

▼ -11.9%

2050년

(추계)

86,175명

▼ -18.9%

Change vs. 2020 census

고령화율(65세 이상): 2020년 28.9%→2050년 36.6%

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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.

Komatsu 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
1980104,329▼ -1.8%Census
1985106,041▼ -0.2%Census
1990106,075▼ -0.1%Census
1995107,965▲ +1.6%Census
2000108,622▲ +2.3%Census
2005109,084▲ +2.7%Census
2010108,433▲ +2.1%Census
2015106,919▲ +0.7%Census
2020106,216—Census
2025103,497▼ -2.6%Census
2030100,483▼ -5.4%Projection
203597,086▼ -8.6%Projection
204093,529▼ -11.9%Projection
204589,850▼ -15.4%Projection
205086,175▼ -18.9%Projection

About Komatsu

Overview

Komatsu (小松市) is a municipality in Ishikawa, Japan, with a population of 103,497 as of 2025.

Population Projection of Komatsu

According to projections by Japan's National Institute of Population and Social Security Research (IPSS), Komatsu's population is expected to reach 100,483 by 2030 (-5.4%), 93,529 by 2040 (-11.9%), and 86,175 by 2050 (-18.9%). A modest population change is expected.

Aging Rate of Komatsu

The aging rate (percentage of residents aged 65 and over) is 28.9% as of 2020 and is projected to rise to 36.6% by 2050. The aging rate will remain below the most severe Japanese averages.

National Comparison

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

National and Prefectural Rank

  • Population decline rate: Ranked #1379 out of 1903 municipalities nationwide.
  • Aging rate in 2050: Ranked #1511 out of 1903 nationwide.
  • Population size: Ranked #406 out of 1917 nationwide.
  • Related: National rankings / All municipalities in Ishikawa

Ishikawa (石川県)의 소득 수준: Ishikawa (石川県)의 평균 연봉(연령·성별·기업 규모별)jpsalary / 후생노동성 임금구조 기본통계조사

Frequently Asked Questions

Q.What is the current population of Komatsu, Ishikawa?
A.According to the 2025 national census, Komatsu has a population of 103,497.
Q.What is the population of Komatsu in 2026?
A.Komatsu's population in 2026 is estimated at approximately 102,894. This is an interpolated reference value between the 2025 census (103,497) and the IPSS projection for 2030 (100,483).
Q.What is the projected population of Komatsu in the future?
A.According to IPSS projections, Komatsu's population is expected to be 100,483 in 2030, 93,529 in 2040, and 86,175 in 2050.
Q.What is the population decline rate of Komatsu?
A.Over the 30 years from 2020 to 2050, Komatsu's population is projected to change by -18.9%. The 10-year change is -5.4% and the 20-year change is -11.9%.
Q.Why is the population of Komatsu 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 Komatsu, the share of residents aged 65+ is projected to rise from 28.9% to 36.6% by 2050, which further accelerates natural decrease.
Q.What is the aging rate of Komatsu?
A.Komatsu's aging rate (percentage aged 65 and over) is 28.9% as of 2020, projected to rise to 36.6% 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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