Akita秋田県
Oodate 大館市
Data last updated:
Oodate, Akita, Japan has a population of 63,226 (2025 national census). IPSS projections estimate 58,675 by 2030 and 39,696 by 2050 (a decrease of about 42.7% from 2020), with the share of residents aged 65+ rising from 39.2% in 2020 to 50.1%.Sources: Japan Census (Statistics Bureau), IPSS Regional Population Projections (2023)
2025
(Census)
63,226
2030
(Projection)
58,675
▼ -15.3%
2040
(Projection)
48,851
▼ -29.4%
2050
(Projection)
39,696
▼ -42.7%
Change vs. 2020 census
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Other municipalities in Akita (秋田県)
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.
Oodate 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 | 95,529 | ▲ +38.0% | Census |
| 1985 | 94,526 | ▲ +36.5% | Census |
| 1990 | 90,098 | ▲ +30.1% | Census |
| 1995 | 88,231 | ▲ +27.4% | Census |
| 2000 | 86,288 | ▲ +24.6% | Census |
| 2005 | 82,504 | ▲ +19.2% | Census |
| 2010 | 78,946 | ▲ +14.0% | Census |
| 2015 | 74,175 | ▲ +7.1% | Census |
| 2020 | 69,237 | — | Census |
| 2025 | 63,226 | ▼ -8.7% | Census |
| 2030 | 58,675 | ▼ -15.3% | Projection |
| 2035 | 53,661 | ▼ -22.5% | Projection |
| 2040 | 48,851 | ▼ -29.4% | Projection |
| 2045 | 44,182 | ▼ -36.2% | Projection |
| 2050 | 39,696 | ▼ -42.7% | Projection |
About Oodate
Overview
Oodate (大館市) is a municipality in Akita, Japan, with a population of 63,226 as of 2025.
Population Projection of Oodate
According to projections by Japan's National Institute of Population and Social Security Research (IPSS), Oodate's population is expected to reach 58,675 by 2030 (-15.3%), 48,851 by 2040 (-29.4%), and 39,696 by 2050 (-42.7%). A significant population decline is projected over the next three decades.
Aging Rate of Oodate
The aging rate (percentage of residents aged 65 and over) is 39.2% as of 2020 and is projected to rise to 50.1% by 2050. More than half of residents will be seniors, placing the town in the "marginal municipality" category.
National Comparison
Oodate is experiencing one of the faster rates of population decline in Japan.
National and Prefectural Rank
- Population decline rate: Ranked #619 out of 1903 municipalities nationwide.
- Aging rate in 2050: Ranked #548 out of 1903 nationwide.
- Population size: Ranked #588 out of 1917 nationwide.
- Related: National rankings / All municipalities in Akita
Earnings in Akita (秋田県): Average salary in Akita (秋田県) by age, gender and company sizejpsalary / MHLW Basic Survey on Wage Structure