Iwate岩手県
Yahaba 矢巾町
Data last updated:
Yahaba, Iwate, Japan has a population of 26,981 (2025 national census). IPSS projections estimate 26,771 by 2030 and 22,283 by 2050 (a decrease of about 20.6% from 2020), with the share of residents aged 65+ rising from 26.3% in 2020 to 39.9%.Sources: Japan Census (Statistics Bureau), IPSS Regional Population Projections (2023)
2025
(Census)
26,981
2030
(Projection)
26,771
▼ -4.6%
2040
(Projection)
24,847
▼ -11.4%
2050
(Projection)
22,283
▼ -20.6%
Change vs. 2020 census
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Other municipalities in Iwate (岩手県)
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.
Yahaba 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 | 17,465 | ▼ -37.7% | Census |
| 1985 | 18,714 | ▼ -33.3% | Census |
| 1990 | 19,920 | ▼ -29.0% | Census |
| 1995 | 21,919 | ▼ -21.9% | Census |
| 2000 | 25,268 | ▼ -9.9% | Census |
| 2005 | 27,085 | ▼ -3.5% | Census |
| 2010 | 27,205 | ▼ -3.0% | Census |
| 2015 | 27,678 | ▼ -1.3% | Census |
| 2020 | 28,056 | — | Census |
| 2025 | 26,981 | ▼ -3.8% | Census |
| 2030 | 26,771 | ▼ -4.6% | Projection |
| 2035 | 25,897 | ▼ -7.7% | Projection |
| 2040 | 24,847 | ▼ -11.4% | Projection |
| 2045 | 23,598 | ▼ -15.9% | Projection |
| 2050 | 22,283 | ▼ -20.6% | Projection |
About Yahaba
Overview
Yahaba (矢巾町) is a municipality in Iwate, Japan, with a population of 26,981 as of 2025.
Population Projection of Yahaba
According to projections by Japan's National Institute of Population and Social Security Research (IPSS), Yahaba's population is expected to reach 26,771 by 2030 (-4.6%), 24,847 by 2040 (-11.4%), and 22,283 by 2050 (-20.6%). A significant population decline is projected over the next three decades.
Aging Rate of Yahaba
The aging rate (percentage of residents aged 65 and over) is 26.3% as of 2020 and is projected to rise to 39.9% by 2050. The aging rate will remain below the most severe Japanese averages.
National Comparison
Yahaba's population decline rate exceeds the national average.
National and Prefectural Rank
- Population decline rate: Ranked #1335 out of 1903 municipalities nationwide.
- Aging rate in 2050: Ranked #1266 out of 1903 nationwide.
- Population size: Ranked #954 out of 1917 nationwide.
- Related: National rankings / All municipalities in Iwate
Earnings in Iwate (岩手県): Average salary in Iwate (岩手県) by age, gender and company sizejpsalary / MHLW Basic Survey on Wage Structure