Japan Population Decline Simulator

Mie三重県

Kumano 熊野市

Data last updated:

Kumano, Mie, Japan has a population of 13,976 (2025 national census). IPSS projections estimate 13,191 by 2030 and 8,360 by 2050 (a decrease of about 47.6% from 2020), with the share of residents aged 65+ rising from 44.7% in 2020 to 53.2%.Sources: Japan Census (Statistics Bureau), IPSS Regional Population Projections (2023)

2025

(Census)

13,976

2030

(Projection)

13,191

▼ -17.4%

2040

(Projection)

10,577

▼ -33.7%

2050

(Projection)

8,360

▼ -47.6%

Change vs. 2020 census

Elderly Rate (65+): 2020 44.7%→2050 53.2%

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Other municipalities in Mie (三重県)

Data Sources

  • Portal Site of Official Statistics of Japan (e-Stat)(https://www.e-stat.go.jp/)
  • National Institute of Population and Social Security Research (IPSS), Regional Population Projections (2023 ed.)

* This service uses the e-Stat API but its content is not guaranteed by the Japanese government.

Kumano 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
198028,720▲ +79.9%Census
198527,474▲ +72.1%Census
199025,783▲ +61.5%Census
199524,067▲ +50.7%Census
200022,640▲ +41.8%Census
200521,230▲ +33.0%Census
201019,662▲ +23.2%Census
201517,322▲ +8.5%Census
202015,965—Census
202513,976▼ -12.5%Census
203013,191▼ -17.4%Projection
203511,840▼ -25.8%Projection
204010,577▼ -33.7%Projection
20459,422▼ -41.0%Projection
20508,360▼ -47.6%Projection

About Kumano

Overview

Kumano (熊野市) is a municipality in Mie, Japan, with a population of 13,976 as of 2025.

Population Projection of Kumano

According to projections by Japan's National Institute of Population and Social Security Research (IPSS), Kumano's population is expected to reach 13,191 by 2030 (-17.4%), 10,577 by 2040 (-33.7%), and 8,360 by 2050 (-47.6%). A significant population decline is projected over the next three decades.

Aging Rate of Kumano

The aging rate (percentage of residents aged 65 and over) is 44.7% as of 2020 and is projected to rise to 53.2% by 2050. More than half of residents will be seniors, placing the town in the "marginal municipality" category.

National Comparison

Kumano is experiencing one of the faster rates of population decline in Japan.

National and Prefectural Rank

  • Population decline rate: Ranked #428 out of 1903 municipalities nationwide.
  • Aging rate in 2050: Ranked #359 out of 1903 nationwide.
  • Population size: Ranked #1216 out of 1917 nationwide.
  • Related: National rankings / All municipalities in Mie

Earnings in Mie (三重県): Average salary in Mie (三重県) by age, gender and company sizejpsalary / MHLW Basic Survey on Wage Structure

Frequently Asked Questions

Q.What is the current population of Kumano, Mie?
A.According to the 2025 national census, Kumano has a population of 13,976.
Q.What is the population of Kumano in 2026?
A.Kumano's population in 2026 is estimated at approximately 13,819. This is an interpolated reference value between the 2025 census (13,976) and the IPSS projection for 2030 (13,191).
Q.What is the projected population of Kumano in the future?
A.According to IPSS projections, Kumano's population is expected to be 13,191 in 2030, 10,577 in 2040, and 8,360 in 2050.
Q.What is the population decline rate of Kumano?
A.Over the 30 years from 2020 to 2050, Kumano's population is projected to change by -47.6%. The 10-year change is -17.4% and the 20-year change is -33.7%.
Q.Why is the population of Kumano 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 Kumano, the share of residents aged 65+ is projected to rise from 44.7% to 53.2% by 2050, which further accelerates natural decrease.
Q.What is the aging rate of Kumano?
A.Kumano's aging rate (percentage aged 65 and over) is 44.7% as of 2020, projected to rise to 53.2% 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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