Hokkaido北海道
Tsubetsu 津別町
Data last updated:
Tsubetsu, Hokkaido, Japan has a population of 3,776 (2025 national census). IPSS projections estimate 3,389 by 2030 and 1,852 by 2050 (a decrease of about 57.6% from 2020), with the share of residents aged 65+ rising from 45.9% in 2020 to 49.0%.Sources: Japan Census (Statistics Bureau), IPSS Regional Population Projections (2023)
2025
(Census)
3,776
2030
(Projection)
3,389
▼ -22.5%
2040
(Projection)
2,525
▼ -42.3%
2050
(Projection)
1,852
▼ -57.6%
Change vs. 2020 census
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Other municipalities in Hokkaido (北海道)
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.
Tsubetsu 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 | 9,685 | ▲ +121.5% | Census |
| 1985 | 8,972 | ▲ +105.2% | Census |
| 1990 | 8,061 | ▲ +84.3% | Census |
| 1995 | 7,380 | ▲ +68.8% | Census |
| 2000 | 6,789 | ▲ +55.2% | Census |
| 2005 | 6,222 | ▲ +42.3% | Census |
| 2010 | 5,646 | ▲ +29.1% | Census |
| 2015 | 5,008 | ▲ +14.5% | Census |
| 2020 | 4,373 | — | Census |
| 2025 | 3,776 | ▼ -13.7% | Census |
| 2030 | 3,389 | ▼ -22.5% | Projection |
| 2035 | 2,934 | ▼ -32.9% | Projection |
| 2040 | 2,525 | ▼ -42.3% | Projection |
| 2045 | 2,167 | ▼ -50.4% | Projection |
| 2050 | 1,852 | ▼ -57.6% | Projection |
About Tsubetsu
Overview
Tsubetsu (津別町) is a municipality in Hokkaido, Japan, with a population of 3,776 as of 2025.
Population Projection of Tsubetsu
According to projections by Japan's National Institute of Population and Social Security Research (IPSS), Tsubetsu's population is expected to reach 3,389 by 2030 (-22.5%), 2,525 by 2040 (-42.3%), and 1,852 by 2050 (-57.6%). The town is projected to lose more than half its population over 30 years.
Aging Rate of Tsubetsu
The aging rate (percentage of residents aged 65 and over) is 45.9% as of 2020 and is projected to rise to 49.0% by 2050. Over 40% of residents will be elderly, significantly affecting healthcare and social services needs.
National Comparison
Tsubetsu is experiencing one of the faster rates of population decline in Japan.
National and Prefectural Rank
- Population decline rate: Ranked #110 out of 1903 municipalities nationwide.
- Aging rate in 2050: Ranked #623 out of 1903 nationwide.
- Population size: Ranked #1672 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