Gifu岐阜県
Mizunami 瑞浪市
Data last updated:
Mizunami, Gifu, Japan has a population of 35,017 (2025 national census). IPSS projections estimate 33,355 by 2030 and 25,047 by 2050 (a decrease of about 32.6% from 2020), with the share of residents aged 65+ rising from 31.4% in 2020 to 43.7%.Sources: Japan Census (Statistics Bureau), IPSS Regional Population Projections (2023)
2025
(Census)
35,017
2030
(Projection)
33,355
▼ -10.2%
2040
(Projection)
29,193
▼ -21.4%
2050
(Projection)
25,047
▼ -32.6%
Change vs. 2020 census
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Other municipalities in Gifu (岐阜県)
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.
Mizunami 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 | 40,066 | ▲ +7.8% | Census |
| 1985 | 40,078 | ▲ +7.9% | Census |
| 1990 | 41,006 | ▲ +10.4% | Census |
| 1995 | 42,003 | ▲ +13.1% | Census |
| 2000 | 42,298 | ▲ +13.9% | Census |
| 2005 | 42,065 | ▲ +13.2% | Census |
| 2010 | 40,387 | ▲ +8.7% | Census |
| 2015 | 38,730 | ▲ +4.3% | Census |
| 2020 | 37,150 | — | Census |
| 2025 | 35,017 | ▼ -5.7% | Census |
| 2030 | 33,355 | ▼ -10.2% | Projection |
| 2035 | 31,293 | ▼ -15.8% | Projection |
| 2040 | 29,193 | ▼ -21.4% | Projection |
| 2045 | 27,104 | ▼ -27.0% | Projection |
| 2050 | 25,047 | ▼ -32.6% | Projection |
About Mizunami
Overview
Mizunami (瑞浪市) is a municipality in Gifu, Japan, with a population of 35,017 as of 2025.
Population Projection of Mizunami
According to projections by Japan's National Institute of Population and Social Security Research (IPSS), Mizunami's population is expected to reach 33,355 by 2030 (-10.2%), 29,193 by 2040 (-21.4%), and 25,047 by 2050 (-32.6%). A significant population decline is projected over the next three decades.
Aging Rate of Mizunami
The aging rate (percentage of residents aged 65 and over) is 31.4% as of 2020 and is projected to rise to 43.7% by 2050. Over 40% of residents will be elderly, significantly affecting healthcare and social services needs.
National Comparison
Mizunami's population decline rate exceeds the national average.
National and Prefectural Rank
- Population decline rate: Ranked #978 out of 1903 municipalities nationwide.
- Aging rate in 2050: Ranked #971 out of 1903 nationwide.
- Population size: Ranked #835 out of 1917 nationwide.
- Related: National rankings / All municipalities in Gifu
Earnings in Gifu (岐阜県): Average salary in Gifu (岐阜県) by age, gender and company sizejpsalary / MHLW Basic Survey on Wage Structure