Japan Population Decline Simulator

Shizuoka静岡県

Shimada 島田市

Data last updated:

Shimada, Shizuoka, Japan has a population of 91,161 (2025 national census). IPSS projections estimate 88,304 by 2030 and 71,821 by 2050 (a decrease of about 25.0% from 2020), with the share of residents aged 65+ rising from 31.6% in 2020 to 40.0%.Sources: Japan Census (Statistics Bureau), IPSS Regional Population Projections (2023)

2025

(Census)

91,161

2030

(Projection)

88,304

▼ -7.7%

2040

(Projection)

80,156

▼ -16.3%

2050

(Projection)

71,821

▼ -25.0%

Change vs. 2020 census

Elderly Rate (65+): 2020 31.6%→2050 40%

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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.

Shimada 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
1980100,519▲ +5.0%Census
1985102,086▲ +6.7%Census
1990103,149▲ +7.8%Census
1995103,490▲ +8.1%Census
2000102,585▲ +7.2%Census
2005102,108▲ +6.7%Census
2010100,276▲ +4.8%Census
201598,112▲ +2.5%Census
202095,719—Census
202591,161▼ -4.8%Census
203088,304▼ -7.7%Projection
203584,247▼ -12.0%Projection
204080,156▼ -16.3%Projection
204575,968▼ -20.6%Projection
205071,821▼ -25.0%Projection

About Shimada

Overview

Shimada (島田市) is a municipality in Shizuoka, Japan, with a population of 91,161 as of 2025.

Population Projection of Shimada

According to projections by Japan's National Institute of Population and Social Security Research (IPSS), Shimada's population is expected to reach 88,304 by 2030 (-7.7%), 80,156 by 2040 (-16.3%), and 71,821 by 2050 (-25.0%). A significant population decline is projected over the next three decades.

Aging Rate of Shimada

The aging rate (percentage of residents aged 65 and over) is 31.6% as of 2020 and is projected to rise to 40.0% by 2050. Over 40% of residents will be elderly, significantly affecting healthcare and social services needs.

National Comparison

Shimada's population decline rate exceeds the national average.

National and Prefectural Rank

  • Population decline rate: Ranked #1206 out of 1903 municipalities nationwide.
  • Aging rate in 2050: Ranked #1261 out of 1903 nationwide.
  • Population size: Ranked #449 out of 1917 nationwide.
  • Related: National rankings / All municipalities in Shizuoka

Earnings in Shizuoka (静岡県): Average salary in Shizuoka (静岡県) by age, gender and company sizejpsalary / MHLW Basic Survey on Wage Structure

Frequently Asked Questions

Q.What is the current population of Shimada, Shizuoka?
A.According to the 2025 national census, Shimada has a population of 91,161.
Q.What is the population of Shimada in 2026?
A.Shimada's population in 2026 is estimated at approximately 90,590. This is an interpolated reference value between the 2025 census (91,161) and the IPSS projection for 2030 (88,304).
Q.What is the projected population of Shimada in the future?
A.According to IPSS projections, Shimada's population is expected to be 88,304 in 2030, 80,156 in 2040, and 71,821 in 2050.
Q.What is the population decline rate of Shimada?
A.Over the 30 years from 2020 to 2050, Shimada's population is projected to change by -25.0%. The 10-year change is -7.7% and the 20-year change is -16.3%.
Q.Why is the population of Shimada 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 Shimada, the share of residents aged 65+ is projected to rise from 31.6% to 40.0% by 2050, which further accelerates natural decrease.
Q.What is the aging rate of Shimada?
A.Shimada's aging rate (percentage aged 65 and over) is 31.6% as of 2020, projected to rise to 40.0% 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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