Tochigi栃木県
Tochigi 栃木市
Data last updated:
Tochigi, Tochigi, Japan has a population of 148,147 (2025 national census). IPSS projections estimate 142,727 by 2030 and 112,915 by 2050 (a decrease of about 27.4% from 2020), with the share of residents aged 65+ rising from 31.7% in 2020 to 41.3%.Sources: Japan Census (Statistics Bureau), IPSS Regional Population Projections (2023)
2025Census
148,147
2030Projection
142,727
▼ -8.2%
2040Projection
128,034
▼ -17.7%
2050Projection
112,915
▼ -27.4%
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.
Tochigi 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 | 168,423 | ▲ +8.3% | Census |
| 1985 | 172,613 | ▲ +11.0% | Census |
| 1990 | 174,717 | ▲ +12.3% | Census |
| 1995 | 174,305 | ▲ +12.1% | Census |
| 2000 | 171,755 | ▲ +10.4% | Census |
| 2005 | 168,763 | ▲ +8.5% | Census |
| 2010 | 164,024 | ▲ +5.4% | Census |
| 2015 | 159,211 | ▲ +2.4% | Census |
| 2020 | 155,549 | — | Census |
| 2025 | 148,147 | ▼ -4.8% | Census |
| 2030 | 142,727 | ▼ -8.2% | Projection |
| 2035 | 135,563 | ▼ -12.8% | Projection |
| 2040 | 128,034 | ▼ -17.7% | Projection |
| 2045 | 120,401 | ▼ -22.6% | Projection |
| 2050 | 112,915 | ▼ -27.4% | Projection |
About Tochigi
Overview
Tochigi (栃木市) is a municipality in Tochigi, Japan, with a population of 148,147 as of 2025.
Population Projection of Tochigi
According to projections by Japan's National Institute of Population and Social Security Research (IPSS), Tochigi's population is expected to reach 142,727 by 2030 (-8.2%), 128,034 by 2040 (-17.7%), and 112,915 by 2050 (-27.4%). A significant population decline is projected over the next three decades.
Aging Rate of Tochigi
The aging rate (percentage of residents aged 65 and over) is 31.7% as of 2020 and is projected to rise to 41.3% by 2050. Over 40% of residents will be elderly, significantly affecting healthcare and social services needs.
National Comparison
Tochigi's population decline rate exceeds the national average.
National and Prefectural Rank
- Population decline rate: Ranked #1137 out of 1903 municipalities nationwide.
- Aging rate in 2050: Ranked #1147 out of 1903 nationwide.
- Population size: Ranked #269 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