Shizuoka静岡県
Nagaizumi 長泉町
Data last updated:
Nagaizumi, Shizuoka, Japan has a population of 43,245 (2025 national census). IPSS projections estimate 42,810 by 2030 and 40,788 by 2050 (a decrease of about 5.9% from 2020), with the share of residents aged 65+ rising from 22.3% in 2020 to 31.8%.Sources: Japan Census (Statistics Bureau), IPSS Regional Population Projections (2023)
2025
(Census)
43,245
2030
(Projection)
42,810
▼ -1.2%
2040
(Projection)
42,156
▼ -2.7%
2050
(Projection)
40,788
▼ -5.9%
Change vs. 2020 census
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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.
Nagaizumi 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 | 31,423 | ▼ -27.5% | Census |
| 1985 | 32,324 | ▼ -25.4% | Census |
| 1990 | 33,101 | ▼ -23.6% | Census |
| 1995 | 34,208 | ▼ -21.1% | Census |
| 2000 | 36,169 | ▼ -16.5% | Census |
| 2005 | 38,716 | ▼ -10.7% | Census |
| 2010 | 40,763 | ▼ -5.9% | Census |
| 2015 | 42,331 | ▼ -2.3% | Census |
| 2020 | 43,336 | — | Census |
| 2025 | 43,245 | ▼ -0.2% | Census |
| 2030 | 42,810 | ▼ -1.2% | Projection |
| 2035 | 42,575 | ▼ -1.8% | Projection |
| 2040 | 42,156 | ▼ -2.7% | Projection |
| 2045 | 41,611 | ▼ -4.0% | Projection |
| 2050 | 40,788 | ▼ -5.9% | Projection |
About Nagaizumi
Overview
Nagaizumi (長泉町) is a municipality in Shizuoka, Japan, with a population of 43,245 as of 2025.
Population Projection of Nagaizumi
According to projections by Japan's National Institute of Population and Social Security Research (IPSS), Nagaizumi's population is expected to reach 42,810 by 2030 (-1.2%), 42,156 by 2040 (-2.7%), and 40,788 by 2050 (-5.9%). A modest population change is expected.
Aging Rate of Nagaizumi
The aging rate (percentage of residents aged 65 and over) is 22.3% as of 2020 and is projected to rise to 31.8% by 2050. The aging rate will remain below the most severe Japanese averages.
National Comparison
Nagaizumi's demographic trajectory is similar to the national average.
National and Prefectural Rank
- Population decline rate: Ranked #1701 out of 1903 municipalities nationwide.
- Aging rate in 2050: Ranked #1777 out of 1903 nationwide.
- Population size: Ranked #746 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