Niigata新潟県
Kashiwazaki 柏崎市
Data last updated:
Kashiwazaki, Niigata, Japan has a population of 74,728 (2025 national census). IPSS projections estimate 70,306 by 2030 and 51,217 by 2050 (a decrease of about 37.2% from 2020), with the share of residents aged 65+ rising from 33.8% in 2020 to 45.4%.Sources: Japan Census (Statistics Bureau), IPSS Regional Population Projections (2023)
2025
(Census)
74,728
2030
(Projection)
70,306
▼ -13.8%
2040
(Projection)
60,718
▼ -25.5%
2050
(Projection)
51,217
▼ -37.2%
Change vs. 2020 census
Enter your age
See the population of 柏崎市 when you turn 50, 60, 70 and 80.
Other municipalities in Niigata (新潟県)
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.
Kashiwazaki 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 | 95,892 | ▲ +17.6% | Census |
| 1985 | 97,638 | ▲ +19.8% | Census |
| 1990 | 99,265 | ▲ +21.8% | Census |
| 1995 | 101,427 | ▲ +24.4% | Census |
| 2000 | 97,896 | ▲ +20.1% | Census |
| 2005 | 94,648 | ▲ +16.1% | Census |
| 2010 | 91,451 | ▲ +12.2% | Census |
| 2015 | 86,833 | ▲ +6.5% | Census |
| 2020 | 81,526 | — | Census |
| 2025 | 74,728 | ▼ -8.3% | Census |
| 2030 | 70,306 | ▼ -13.8% | Projection |
| 2035 | 65,522 | ▼ -19.6% | Projection |
| 2040 | 60,718 | ▼ -25.5% | Projection |
| 2045 | 55,923 | ▼ -31.4% | Projection |
| 2050 | 51,217 | ▼ -37.2% | Projection |
About Kashiwazaki
Overview
Kashiwazaki (柏崎市) is a municipality in Niigata, Japan, with a population of 74,728 as of 2025.
Population Projection of Kashiwazaki
According to projections by Japan's National Institute of Population and Social Security Research (IPSS), Kashiwazaki's population is expected to reach 70,306 by 2030 (-13.8%), 60,718 by 2040 (-25.5%), and 51,217 by 2050 (-37.2%). A significant population decline is projected over the next three decades.
Aging Rate of Kashiwazaki
The aging rate (percentage of residents aged 65 and over) is 33.8% as of 2020 and is projected to rise to 45.4% by 2050. Over 40% of residents will be elderly, significantly affecting healthcare and social services needs.
National Comparison
Kashiwazaki's population decline rate exceeds the national average.
National and Prefectural Rank
- Population decline rate: Ranked #817 out of 1903 municipalities nationwide.
- Aging rate in 2050: Ranked #862 out of 1903 nationwide.
- Population size: Ranked #520 out of 1917 nationwide.
- Related: National rankings / All municipalities in Niigata
Earnings in Niigata (新潟県): Average salary in Niigata (新潟県) by age, gender and company sizejpsalary / MHLW Basic Survey on Wage Structure