일본 인구 감소 시뮬레이터

Gunma群馬県

Isesaki 伊勢崎市

Data last updated:

Isesaki, Gunma, Japan has a population of 211,975 (2020 national census). IPSS projections estimate 208,381 by 2030 and 190,997 by 2050 (a decrease of about 9.9% from 2020), with the share of residents aged 65+ rising from 25.4% to 35.8%.Sources: Japan Census (Statistics Bureau), IPSS Regional Population Projections (2023)

2020년

(실적)

211,975명

2030년

(추계)

208,381명

▼ -1.7%

2040년

(추계)

201,248명

▼ -5.1%

2050년

(추계)

190,997명

▼ -9.9%

고령화율（65세 이상）: 2020년 25.4%→2050년 35.8%

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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.

Isesaki Population Projection Table (2020–2050)

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

YearPopulationvs 2020Type
2020211,975—Census
2025210,617▼ -0.6%Projection
2030208,381▼ -1.7%Projection
2035205,283▼ -3.2%Projection
2040201,248▼ -5.1%Projection
2045196,438▼ -7.3%Projection
2050190,997▼ -9.9%Projection

About Isesaki

Overview

Isesaki (伊勢崎市) is a municipality in Gunma, Japan, with a population of 211,975 as of 2020.

Population Projection of Isesaki

According to projections by Japan's National Institute of Population and Social Security Research (IPSS), Isesaki's population is expected to reach 208,381 by 2030 (-1.7%), 201,248 by 2040 (-5.1%), and 190,997 by 2050 (-9.9%). A modest population change is expected.

Aging Rate of Isesaki

The aging rate (percentage of residents aged 65 and over) is 25.4% as of 2020 and is projected to rise to 35.8% by 2050. The aging rate will remain below the most severe Japanese averages.

National Comparison

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

National and Prefectural Rank

  • Population decline rate: Ranked #1621 out of 1903 municipalities nationwide.
  • Aging rate in 2050: Ranked #1556 out of 1903 nationwide.
  • Population size: Ranked #170 out of 1916 nationwide.
  • Related: National rankings / All municipalities in Gunma

Frequently Asked Questions

Q.What is the current population of Isesaki, Gunma?
A.According to the 2020 national census, Isesaki has a population of 211,975.
Q.What is the population of Isesaki in 2026?
A.Isesaki's population in 2026 is estimated at approximately 210,170. This is an interpolated reference value between the 2020 census (211,975) and the IPSS projection for 2030 (208,381).
Q.What is the projected population of Isesaki in the future?
A.According to IPSS projections, Isesaki's population is expected to be 208,381 in 2030, 201,248 in 2040, and 190,997 in 2050.
Q.What is the population decline rate of Isesaki?
A.Over the 30 years from 2020 to 2050, Isesaki's population is projected to change by -9.9%. The 10-year change is -1.7% and the 20-year change is -5.1%.
Q.Why is the population of Isesaki 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 Isesaki, the share of residents aged 65+ is projected to rise from 25.4% to 35.8% by 2050, which further accelerates natural decrease.
Q.What is the aging rate of Isesaki?
A.Isesaki's aging rate (percentage aged 65 and over) is 25.4% as of 2020, projected to rise to 35.8% 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 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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