Toyama富山県
Imizu 射水市
Data last updated:
Imizu, Toyama, Japan has a population of 87,615 (2025 national census). IPSS projections estimate 84,803 by 2030 and 70,502 by 2050 (a decrease of about 22.3% from 2020), with the share of residents aged 65+ rising from 30.6% in 2020 to 38.4%.Sources: Japan Census (Statistics Bureau), IPSS Regional Population Projections (2023)
2025Census
87,615
2030Projection
84,803
▼ -6.5%
2040Projection
77,777
▼ -14.3%
2050Projection
70,502
▼ -22.3%
Change vs. 2020 census
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Other municipalities in Toyama (富山県)
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.
Imizu 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 | 91,317 | ▲ +0.6% | Census |
| 1985 | 93,742 | ▲ +3.3% | Census |
| 1990 | 92,912 | ▲ +2.4% | Census |
| 1995 | 92,981 | ▲ +2.5% | Census |
| 2000 | 93,503 | ▲ +3.0% | Census |
| 2005 | 94,209 | ▲ +3.8% | Census |
| 2010 | 93,588 | ▲ +3.1% | Census |
| 2015 | 92,308 | ▲ +1.7% | Census |
| 2020 | 90,742 | — | Census |
| 2025 | 87,615 | ▼ -3.4% | Census |
| 2030 | 84,803 | ▼ -6.5% | Projection |
| 2035 | 81,372 | ▼ -10.3% | Projection |
| 2040 | 77,777 | ▼ -14.3% | Projection |
| 2045 | 74,109 | ▼ -18.3% | Projection |
| 2050 | 70,502 | ▼ -22.3% | Projection |
About Imizu
Overview
Imizu (射水市) is a municipality in Toyama, Japan, with a population of 87,615 as of 2025.
Population Projection of Imizu
According to projections by Japan's National Institute of Population and Social Security Research (IPSS), Imizu's population is expected to reach 84,803 by 2030 (-6.5%), 77,777 by 2040 (-14.3%), and 70,502 by 2050 (-22.3%). A significant population decline is projected over the next three decades.
Aging Rate of Imizu
The aging rate (percentage of residents aged 65 and over) is 30.6% as of 2020 and is projected to rise to 38.4% by 2050. The aging rate will remain below the most severe Japanese averages.
National Comparison
Imizu's population decline rate exceeds the national average.
National and Prefectural Rank
- Population decline rate: Ranked #1284 out of 1903 municipalities nationwide.
- Aging rate in 2050: Ranked #1379 out of 1903 nationwide.
- Population size: Ranked #462 out of 1917 nationwide.
- Related: National rankings / All municipalities in Toyama
Earnings in Toyama (富山県): Average salary in Toyama (富山県) by age, gender and company sizejpsalary / MHLW Basic Survey on Wage Structure