Hokkaido北海道
Teshio 天塩町
Data last updated:
Teshio, Hokkaido, Japan has a population of 2,534 (2025 national census). IPSS projections estimate 2,403 by 2030 and 1,568 by 2050 (a decrease of about 46.8% from 2020), with the share of residents aged 65+ rising from 37.2% in 2020 to 42.6%.Sources: Japan Census (Statistics Bureau), IPSS Regional Population Projections (2023)
2025
(Census)
2,534
2030
(Projection)
2,403
▼ -18.5%
2040
(Projection)
1,970
▼ -33.2%
2050
(Projection)
1,568
▼ -46.8%
Change vs. 2020 census
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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.
Teshio 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 | 6,281 | ▲ +112.9% | Census |
| 1985 | 5,692 | ▲ +92.9% | Census |
| 1990 | 5,340 | ▲ +81.0% | Census |
| 1995 | 4,931 | ▲ +67.2% | Census |
| 2000 | 4,542 | ▲ +54.0% | Census |
| 2005 | 4,030 | ▲ +36.6% | Census |
| 2010 | 3,780 | ▲ +28.1% | Census |
| 2015 | 3,243 | ▲ +9.9% | Census |
| 2020 | 2,950 | — | Census |
| 2025 | 2,534 | ▼ -14.1% | Census |
| 2030 | 2,403 | ▼ -18.5% | Projection |
| 2035 | 2,182 | ▼ -26.0% | Projection |
| 2040 | 1,970 | ▼ -33.2% | Projection |
| 2045 | 1,763 | ▼ -40.2% | Projection |
| 2050 | 1,568 | ▼ -46.8% | Projection |
About Teshio
Overview
Teshio (天塩町) is a municipality in Hokkaido, Japan, with a population of 2,534 as of 2025.
Population Projection of Teshio
According to projections by Japan's National Institute of Population and Social Security Research (IPSS), Teshio's population is expected to reach 2,403 by 2030 (-18.5%), 1,970 by 2040 (-33.2%), and 1,568 by 2050 (-46.8%). A significant population decline is projected over the next three decades.
Aging Rate of Teshio
The aging rate (percentage of residents aged 65 and over) is 37.2% as of 2020 and is projected to rise to 42.6% by 2050. Over 40% of residents will be elderly, significantly affecting healthcare and social services needs.
National Comparison
Teshio is experiencing one of the faster rates of population decline in Japan.
National and Prefectural Rank
- Population decline rate: Ranked #456 out of 1903 municipalities nationwide.
- Aging rate in 2050: Ranked #1045 out of 1903 nationwide.
- Population size: Ranked #1764 out of 1917 nationwide.
- Related: National rankings / All municipalities in Hokkaido
Earnings in Hokkaido (北海道): Average salary in Hokkaido (北海道) by age, gender and company sizejpsalary / MHLW Basic Survey on Wage Structure