Niigata新潟県
Tagami 田上町
Data last updated:
Tagami, Niigata, Japan has a population of 10,287 (2025 national census). IPSS projections estimate 9,492 by 2030 and 5,950 by 2050 (a decrease of about 47.0% from 2020), with the share of residents aged 65+ rising from 37.7% in 2020 to 57.7%.Sources: Japan Census (Statistics Bureau), IPSS Regional Population Projections (2023)
2025
(Census)
10,287
2030
(Projection)
9,492
▼ -15.5%
2040
(Projection)
7,685
▼ -31.5%
2050
(Projection)
5,950
▼ -47.0%
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.
Tagami 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 | 11,396 | ▲ +1.5% | Census |
| 1985 | 12,083 | ▲ +7.6% | Census |
| 1990 | 12,761 | ▲ +13.7% | Census |
| 1995 | 13,523 | ▲ +20.5% | Census |
| 2000 | 13,643 | ▲ +21.5% | Census |
| 2005 | 13,363 | ▲ +19.0% | Census |
| 2010 | 12,791 | ▲ +13.9% | Census |
| 2015 | 12,188 | ▲ +8.6% | Census |
| 2020 | 11,227 | — | Census |
| 2025 | 10,287 | ▼ -8.4% | Census |
| 2030 | 9,492 | ▼ -15.5% | Projection |
| 2035 | 8,590 | ▼ -23.5% | Projection |
| 2040 | 7,685 | ▼ -31.5% | Projection |
| 2045 | 6,790 | ▼ -39.5% | Projection |
| 2050 | 5,950 | ▼ -47.0% | Projection |
About Tagami
Overview
Tagami (田上町) is a municipality in Niigata, Japan, with a population of 10,287 as of 2025.
Population Projection of Tagami
According to projections by Japan's National Institute of Population and Social Security Research (IPSS), Tagami's population is expected to reach 9,492 by 2030 (-15.5%), 7,685 by 2040 (-31.5%), and 5,950 by 2050 (-47.0%). A significant population decline is projected over the next three decades.
Aging Rate of Tagami
The aging rate (percentage of residents aged 65 and over) is 37.7% as of 2020 and is projected to rise to 57.7% by 2050. More than half of residents will be seniors, placing the town in the "marginal municipality" category.
National Comparison
Tagami is experiencing one of the faster rates of population decline in Japan.
National and Prefectural Rank
- Population decline rate: Ranked #449 out of 1903 municipalities nationwide.
- Aging rate in 2050: Ranked #179 out of 1903 nationwide.
- Population size: Ranked #1342 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