Shizuoka静岡県
Susono 裾野市
Data last updated:
Susono, Shizuoka, Japan has a population of 47,314 (2025 national census). IPSS projections estimate 45,789 by 2030 and 37,980 by 2050 (a decrease of about 25.4% from 2020), with the share of residents aged 65+ rising from 26.9% in 2020 to 37.5%.Sources: Japan Census (Statistics Bureau), IPSS Regional Population Projections (2023)
2025
(Census)
47,314
2030
(Projection)
45,789
▼ -10.1%
2040
(Projection)
42,093
▼ -17.3%
2050
(Projection)
37,980
▼ -25.4%
Change vs. 2020 census
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Other municipalities in Shizuoka (静岡県)
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.
Susono Population Table (1980–2050)
Population by year: national census results (restated to current municipal boundaries) and IPSS (2023) projections based on the 2020 census.
| Year | Population | vs 2020 | Type |
|---|---|---|---|
| 1980 | 41,025 | ▼ -19.4% | Census |
| 1985 | 45,149 | ▼ -11.3% | Census |
| 1990 | 49,039 | ▼ -3.7% | Census |
| 1995 | 49,729 | ▼ -2.3% | Census |
| 2000 | 52,682 | ▲ +3.5% | Census |
| 2005 | 53,062 | ▲ +4.2% | Census |
| 2010 | 54,546 | ▲ +7.1% | Census |
| 2015 | 52,737 | ▲ +3.6% | Census |
| 2020 | 50,911 | — | Census |
| 2025 | 47,314 | ▼ -7.1% | Census |
| 2030 | 45,789 | ▼ -10.1% | Projection |
| 2035 | 43,940 | ▼ -13.7% | Projection |
| 2040 | 42,093 | ▼ -17.3% | Projection |
| 2045 | 40,098 | ▼ -21.2% | Projection |
| 2050 | 37,980 | ▼ -25.4% | Projection |
About Susono
Overview
Susono (裾野市) is a municipality in Shizuoka, Japan, with a population of 47,314 as of 2025.
Population Projection of Susono
According to projections by Japan's National Institute of Population and Social Security Research (IPSS), Susono's population is expected to reach 45,789 by 2030 (-10.1%), 42,093 by 2040 (-17.3%), and 37,980 by 2050 (-25.4%). A significant population decline is projected over the next three decades.
Aging Rate of Susono
The aging rate (percentage of residents aged 65 and over) is 26.9% as of 2020 and is projected to rise to 37.5% by 2050. The aging rate will remain below the most severe Japanese averages.
National Comparison
Susono's population decline rate exceeds the national average.
National and Prefectural Rank
- Population decline rate: Ranked #1196 out of 1903 municipalities nationwide.
- Aging rate in 2050: Ranked #1437 out of 1903 nationwide.
- Population size: Ranked #705 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