Shizuoka静岡県
Numazu 沼津市
Data last updated:
Numazu, Shizuoka, Japan has a population of 179,139 (2025 national census). IPSS projections estimate 171,525 by 2030 and 131,634 by 2050 (a decrease of about 30.5% from 2020), with the share of residents aged 65+ rising from 32.3% in 2020 to 44.4%.Sources: Japan Census (Statistics Bureau), IPSS Regional Population Projections (2023)
2025
(Census)
179,139
2030
(Projection)
171,525
▼ -9.4%
2040
(Projection)
151,824
▼ -19.8%
2050
(Projection)
131,634
▼ -30.5%
Change vs. 2020 census
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Other municipalities in Shizuoka (静岡県)
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.
Numazu 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 | 208,708 | ▲ +10.2% | Census |
| 1985 | 215,360 | ▲ +13.7% | Census |
| 1990 | 216,213 | ▲ +14.2% | Census |
| 1995 | 216,470 | ▲ +14.3% | Census |
| 2000 | 211,559 | ▲ +11.7% | Census |
| 2005 | 208,005 | ▲ +9.8% | Census |
| 2010 | 202,304 | ▲ +6.8% | Census |
| 2015 | 195,633 | ▲ +3.3% | Census |
| 2020 | 189,386 | — | Census |
| 2025 | 179,139 | ▼ -5.4% | Census |
| 2030 | 171,525 | ▼ -9.4% | Projection |
| 2035 | 161,839 | ▼ -14.5% | Projection |
| 2040 | 151,824 | ▼ -19.8% | Projection |
| 2045 | 141,707 | ▼ -25.2% | Projection |
| 2050 | 131,634 | ▼ -30.5% | Projection |
About Numazu
Overview
Numazu (沼津市) is a municipality in Shizuoka, Japan, with a population of 179,139 as of 2025.
Population Projection of Numazu
According to projections by Japan's National Institute of Population and Social Security Research (IPSS), Numazu's population is expected to reach 171,525 by 2030 (-9.4%), 151,824 by 2040 (-19.8%), and 131,634 by 2050 (-30.5%). A significant population decline is projected over the next three decades.
Aging Rate of Numazu
The aging rate (percentage of residents aged 65 and over) is 32.3% as of 2020 and is projected to rise to 44.4% by 2050. Over 40% of residents will be elderly, significantly affecting healthcare and social services needs.
National Comparison
Numazu's population decline rate exceeds the national average.
National and Prefectural Rank
- Population decline rate: Ranked #1039 out of 1903 municipalities nationwide.
- Aging rate in 2050: Ranked #920 out of 1903 nationwide.
- Population size: Ranked #211 out of 1917 nationwide.
- Related: National rankings / All municipalities in Shizuoka
Earnings in Shizuoka (静岡県): Average salary in Shizuoka (静岡県) by age, gender and company sizejpsalary / MHLW Basic Survey on Wage Structure