Tochigi栃木県
Sano 佐野市
Data last updated:
Sano, Tochigi, Japan has a population of 109,731 (2025 national census). IPSS projections estimate 107,893 by 2030 and 87,904 by 2050 (a decrease of about 24.4% from 2020), with the share of residents aged 65+ rising from 30.9% in 2020 to 40.6%.Sources: Japan Census (Statistics Bureau), IPSS Regional Population Projections (2023)
2025Census
109,731
2030Projection
107,893
▼ -7.2%
2040Projection
98,254
▼ -15.5%
2050Projection
87,904
▼ -24.4%
Change vs. 2020 census
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Other municipalities in Tochigi (栃木県)
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.
Sano 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 | 124,331 | ▲ +7.0% | Census |
| 1985 | 126,287 | ▲ +8.7% | Census |
| 1990 | 128,276 | ▲ +10.4% | Census |
| 1995 | 128,099 | ▲ +10.2% | Census |
| 2000 | 125,671 | ▲ +8.1% | Census |
| 2005 | 123,926 | ▲ +6.6% | Census |
| 2010 | 121,249 | ▲ +4.3% | Census |
| 2015 | 118,919 | ▲ +2.3% | Census |
| 2020 | 116,228 | — | Census |
| 2025 | 109,731 | ▼ -5.6% | Census |
| 2030 | 107,893 | ▼ -7.2% | Projection |
| 2035 | 103,231 | ▼ -11.2% | Projection |
| 2040 | 98,254 | ▼ -15.5% | Projection |
| 2045 | 93,110 | ▼ -19.9% | Projection |
| 2050 | 87,904 | ▼ -24.4% | Projection |
About Sano
Overview
Sano (佐野市) is a municipality in Tochigi, Japan, with a population of 109,731 as of 2025.
Population Projection of Sano
According to projections by Japan's National Institute of Population and Social Security Research (IPSS), Sano's population is expected to reach 107,893 by 2030 (-7.2%), 98,254 by 2040 (-15.5%), and 87,904 by 2050 (-24.4%). A significant population decline is projected over the next three decades.
Aging Rate of Sano
The aging rate (percentage of residents aged 65 and over) is 30.9% as of 2020 and is projected to rise to 40.6% by 2050. Over 40% of residents will be elderly, significantly affecting healthcare and social services needs.
National Comparison
Sano's population decline rate exceeds the national average.
National and Prefectural Rank
- Population decline rate: Ranked #1225 out of 1903 municipalities nationwide.
- Aging rate in 2050: Ranked #1199 out of 1903 nationwide.
- Population size: Ranked #380 out of 1917 nationwide.
- Related: National rankings / All municipalities in Tochigi
Earnings in Tochigi (栃木県): Average salary in Tochigi (栃木県) by age, gender and company sizejpsalary / MHLW Basic Survey on Wage Structure