日本人口减少模拟器

Kagawa香川県

Marugame 丸亀市

Data last updated:

Marugame, Kagawa, Japan has a population of 109,589 (2020 national census). IPSS projections estimate 105,335 by 2030 and 92,784 by 2050 (a decrease of about 15.3% from 2020), with the share of residents aged 65+ rising from 29.0% to 36.8%.Sources: Japan Census (Statistics Bureau), IPSS Regional Population Projections (2023)

2020

(实际)

109,589

2030

(预测)

105,335

-3.9%

2040

(预测)

99,533

-9.2%

2050

(预测)

92,784

-15.3%

老龄化率(65岁以上): 2020 29%2050 36.8%

Kagawa (香川県)的其他市区町村

数据来源

  • 日本政府统计综合窗口(e-Stat)https://www.e-stat.go.jp/
  • 国立社会保障・人口问题研究所「日本地区别未来推计人口(令和5年推计)」

※本服务使用e-Stat的API功能,但服务内容不受日本政府保证。

Marugame Population Projection Table (2020–2050)

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

YearPopulationvs 2020Type
2020109,589Census
2025107,778▼ -1.7%Projection
2030105,335▼ -3.9%Projection
2035102,592▼ -6.4%Projection
204099,533▼ -9.2%Projection
204596,199▼ -12.2%Projection
205092,784▼ -15.3%Projection

About Marugame

Overview

Marugame (丸亀市) is a municipality in Kagawa, Japan, with a population of 109,589 as of 2020.

Population Projection of Marugame

According to projections by Japan's National Institute of Population and Social Security Research (IPSS), Marugame's population is expected to reach 105,335 by 2030 (-3.9%), 99,533 by 2040 (-9.2%), and 92,784 by 2050 (-15.3%). A modest population change is expected.

Aging Rate of Marugame

The aging rate (percentage of residents aged 65 and over) is 29.0% 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

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

National and Prefectural Rank

  • Population decline rate: Ranked #1479 out of 1916 municipalities nationwide.
  • Aging rate in 2050: Ranked #1498 out of 1916 nationwide.
  • Population size: Ranked #391 out of 1916 nationwide.
  • Related: National rankings / All municipalities in Kagawa

Frequently Asked Questions

Q.What is the current population of Marugame, Kagawa?
A.According to the 2020 national census, Marugame has a population of 109,589.
Q.What is the population of Marugame in 2026?
A.Marugame's population in 2026 is estimated at approximately 107,289. This is an interpolated reference value between the 2020 census (109,589) and the IPSS projection for 2030 (105,335).
Q.What is the projected population of Marugame in the future?
A.According to IPSS projections, Marugame's population is expected to be 105,335 in 2030, 99,533 in 2040, and 92,784 in 2050.
Q.What is the population decline rate of Marugame?
A.Over the 30 years from 2020 to 2050, Marugame's population is projected to change by -15.3%. The 10-year change is -3.9% and the 20-year change is -9.2%.
Q.Why is the population of Marugame 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 Marugame, the share of residents aged 65+ is projected to rise from 29.0% to 36.8% by 2050, which further accelerates natural decrease.
Q.What is the aging rate of Marugame?
A.Marugame's aging rate (percentage aged 65 and over) is 29.0% 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 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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