일본 인구 감소 시뮬레이터

Fukuoka福岡県

Itoshima 糸島市

Data last updated:

Itoshima, Fukuoka, Japan has a population of 98,945 (2020 national census). IPSS projections estimate 98,395 by 2030 and 87,977 by 2050 (a decrease of about 11.1% from 2020), with the share of residents aged 65+ rising from 30.0% to 39.3%.Sources: Japan Census (Statistics Bureau), IPSS Regional Population Projections (2023)

2020년

(실적)

98,945명

2030년

(추계)

98,395명

▼ -0.6%

2040년

(추계)

93,243명

▼ -5.8%

2050년

(추계)

87,977명

▼ -11.1%

고령화율（65세 이상）: 2020년 30%→2050년 39.3%

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Fukuoka (福岡県)의 모든 시구정촌 보기 →

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.

Itoshima Population Projection Table (2020–2050)

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

YearPopulationvs 2020Type
202098,945—Census
2025100,207▲ +1.3%Projection
203098,395▼ -0.6%Projection
203596,032▼ -2.9%Projection
204093,243▼ -5.8%Projection
204590,483▼ -8.6%Projection
205087,977▼ -11.1%Projection

About Itoshima

Overview

Itoshima (糸島市) is a municipality in Fukuoka, Japan, with a population of 98,945 as of 2020.

Population Projection of Itoshima

According to projections by Japan's National Institute of Population and Social Security Research (IPSS), Itoshima's population is expected to reach 98,395 by 2030 (-0.6%), 93,243 by 2040 (-5.8%), and 87,977 by 2050 (-11.1%). A modest population change is expected.

Aging Rate of Itoshima

The aging rate (percentage of residents aged 65 and over) is 30.0% as of 2020 and is projected to rise to 39.3% by 2050. The aging rate will remain below the most severe Japanese averages.

National Comparison

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

National and Prefectural Rank

  • Population decline rate: Ranked #1591 out of 1916 municipalities nationwide.
  • Aging rate in 2050: Ranked #1316 out of 1916 nationwide.
  • Population size: Ranked #427 out of 1916 nationwide.
  • Related: National rankings / All municipalities in Fukuoka

Frequently Asked Questions

Q.What is the current population of Itoshima, Fukuoka?
A.According to the 2020 national census, Itoshima has a population of 98,945.
Q.What is the population of Itoshima in 2026?
A.Itoshima's population in 2026 is estimated at approximately 99,845. This is an interpolated reference value between the 2020 census (98,945) and the IPSS projection for 2030 (98,395).
Q.What is the projected population of Itoshima in the future?
A.According to IPSS projections, Itoshima's population is expected to be 98,395 in 2030, 93,243 in 2040, and 87,977 in 2050.
Q.What is the population decline rate of Itoshima?
A.Over the 30 years from 2020 to 2050, Itoshima's population is projected to change by -11.1%. The 10-year change is -0.6% and the 20-year change is -5.8%.
Q.Why is the population of Itoshima 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 Itoshima, the share of residents aged 65+ is projected to rise from 30.0% to 39.3% by 2050, which further accelerates natural decrease.
Q.What is the aging rate of Itoshima?
A.Itoshima's aging rate (percentage aged 65 and over) is 30.0% as of 2020, projected to rise to 39.3% 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 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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