Japan Population Decline Simulator

Mie三重県

Kuwana 桑名市

Data last updated:

Kuwana, Mie, Japan has a population of 133,809 (2025 national census). IPSS projections estimate 132,741 by 2030 and 115,878 by 2050 (a decrease of about 16.4% from 2020), with the share of residents aged 65+ rising from 27.1% in 2020 to 37.1%.Sources: Japan Census (Statistics Bureau), IPSS Regional Population Projections (2023)

2025

(Census)

133,809

2030

(Projection)

132,741

▼ -4.2%

2040

(Projection)

124,878

▼ -9.9%

2050

(Projection)

115,878

▼ -16.4%

Change vs. 2020 census

Elderly Rate (65+): 2020 27.1%→2050 37.1%

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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.

Kuwana 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
1980110,310▼ -20.4%Census
1985119,855▼ -13.5%Census
1990124,042▼ -10.5%Census
1995129,595▼ -6.5%Census
2000134,856▼ -2.7%Census
2005138,963▲ +0.3%Census
2010140,290▲ +1.2%Census
2015140,303▲ +1.2%Census
2020138,613—Census
2025133,809▼ -3.5%Census
2030132,741▼ -4.2%Projection
2035128,988▼ -6.9%Projection
2040124,878▼ -9.9%Projection
2045120,499▼ -13.1%Projection
2050115,878▼ -16.4%Projection

About Kuwana

Overview

Kuwana (桑名市) is a municipality in Mie, Japan, with a population of 133,809 as of 2025.

Population Projection of Kuwana

According to projections by Japan's National Institute of Population and Social Security Research (IPSS), Kuwana's population is expected to reach 132,741 by 2030 (-4.2%), 124,878 by 2040 (-9.9%), and 115,878 by 2050 (-16.4%). A modest population change is expected.

Aging Rate of Kuwana

The aging rate (percentage of residents aged 65 and over) is 27.1% as of 2020 and is projected to rise to 37.1% by 2050. The aging rate will remain below the most severe Japanese averages.

National Comparison

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

National and Prefectural Rank

  • Population decline rate: Ranked #1447 out of 1903 municipalities nationwide.
  • Aging rate in 2050: Ranked #1472 out of 1903 nationwide.
  • Population size: Ranked #305 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 Kuwana, Mie?
A.According to the 2025 national census, Kuwana has a population of 133,809.
Q.What is the population of Kuwana in 2026?
A.Kuwana's population in 2026 is estimated at approximately 133,595. This is an interpolated reference value between the 2025 census (133,809) and the IPSS projection for 2030 (132,741).
Q.What is the projected population of Kuwana in the future?
A.According to IPSS projections, Kuwana's population is expected to be 132,741 in 2030, 124,878 in 2040, and 115,878 in 2050.
Q.What is the population decline rate of Kuwana?
A.Over the 30 years from 2020 to 2050, Kuwana's population is projected to change by -16.4%. The 10-year change is -4.2% and the 20-year change is -9.9%.
Q.Why is the population of Kuwana 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 Kuwana, the share of residents aged 65+ is projected to rise from 27.1% to 37.1% by 2050, which further accelerates natural decrease.
Q.What is the aging rate of Kuwana?
A.Kuwana's aging rate (percentage aged 65 and over) is 27.1% as of 2020, projected to rise to 37.1% 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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