Niigata population pyramid 2045
- Population
- 1.6 million
- Aged 0–14
- 8.8%
- Aged 15–64
- 49.3%
- Aged 65+
- 41.9%
- Aged 75+
- 25.1%
- vs 2020
- -25.6%
Population by sex and five-year age group (men left, women right). The axis is fixed across 2020–2050 so years can be compared.
Niigata at a glance
In 2045 the population of Niigata is projected to be 1.6 million: 8.8% aged 0–14, 49.3% aged 15–64 and 41.9% aged 65 and over (25.1% aged 75+).
From 2.2 million in 2020 it is projected to shrink by 30.7% to 1.5 million in 2050; the share aged 65+ rises from 32.8% to 43.2%.
Among the 47 prefectures, it ranks 16th largest by population in 2045, 11th largest by the size of the decline from 2020 to 2050, and 11th highest by the share aged 65+ in 2050.
The future of Niigata, compared
| 2020 | 2050 | Change | 65+ (2020) | 65+ (2050) | 0–14 (2050) | |
|---|---|---|---|---|---|---|
| Niigata | 2.2 million | 1.5 million | -30.7% | 32.8% | 43.2% | 8.6% |
| Japan | 126.1 million | 104.7 million | -17.0% | 28.6% | 37.1% | 9.9% |
Trends 2020–2050
Population
Share aged 65+ (%)
Municipalities of Niigata
Municipality pages are in Japanese.
| Municipality | 2020 | 2050 | Change | 65+ (2050) |
|---|---|---|---|---|
| 新潟市 | 789,275 | 616,385 | -21.9% | 40.0% |
| 新潟市北区 | 72,804 | 48,757 | -33.0% | 43.7% |
| 新潟市東区 | 134,446 | 101,183 | -24.7% | 40.3% |
| 新潟市中央区 | 180,345 | 158,408 | -12.2% | 35.5% |
| 新潟市江南区 | 67,972 | 56,849 | -16.4% | 39.1% |
| 新潟市秋葉区 | 75,069 | 57,670 | -23.2% | 41.5% |
| 新潟市南区 | 43,437 | 28,957 | -33.3% | 47.6% |
| 新潟市西区 | 160,656 | 132,527 | -17.5% | 38.9% |
| 新潟市西蒲区 | 54,546 | 32,034 | -41.3% | 52.0% |
| 長岡市 | 266,936 | 197,104 | -26.2% | 41.1% |
| 三条市 | 94,642 | 63,029 | -33.4% | 45.3% |
| 柏崎市 | 81,526 | 51,217 | -37.2% | 45.4% |
| 新発田市 | 94,927 | 65,061 | -31.5% | 42.9% |
| 小千谷市 | 34,096 | 20,714 | -39.2% | 47.3% |
| 加茂市 | 25,441 | 13,027 | -48.8% | 54.3% |
| 十日町市 | 49,820 | 26,029 | -47.8% | 50.1% |
| 見附市 | 39,237 | 26,906 | -31.4% | 44.0% |
| 村上市 | 57,418 | 30,615 | -46.7% | 52.4% |
| 燕市 | 77,201 | 54,136 | -29.9% | 43.1% |
| 糸魚川市 | 40,765 | 22,382 | -45.1% | 49.5% |
| 妙高市 | 30,383 | 16,190 | -46.7% | 51.6% |
| 五泉市 | 47,625 | 26,794 | -43.7% | 50.5% |
| 上越市 | 188,047 | 127,657 | -32.1% | 43.9% |
| 阿賀野市 | 40,696 | 24,893 | -38.8% | 48.6% |
| 佐渡市 | 51,492 | 25,968 | -49.6% | 53.3% |
| 魚沼市 | 34,483 | 18,436 | -46.5% | 51.3% |
| 南魚沼市 | 54,851 | 35,646 | -35.0% | 44.9% |
| 胎内市 | 28,509 | 17,257 | -39.5% | 46.6% |
| 聖籠町 | 14,259 | 12,480 | -12.5% | 34.1% |
| 弥彦村 | 7,705 | 5,026 | -34.8% | 48.8% |
| 田上町 | 11,227 | 5,950 | -47.0% | 57.7% |
| 阿賀町 | 9,965 | 3,802 | -61.8% | 63.8% |
| 出雲崎町 | 4,113 | 2,158 | -47.5% | 56.9% |
| 湯沢町 | 7,767 | 5,408 | -30.4% | 51.8% |
| 津南町 | 8,989 | 4,713 | -47.6% | 50.8% |
| 刈羽村 | 4,380 | 3,532 | -19.4% | 35.6% |
| 関川村 | 5,144 | 2,300 | -55.3% | 55.7% |
| 粟島浦村 | 353 | 189 | -46.5% | 30.2% |
Municipalities of Niigata with the largest decline (2020→2050)
Related pages
Source: processed from the National Institute of Population and Social Security Research, Regional Population Projections for Japan (2023) (https://www.ipss.go.jp/pp-shicyoson/j/shicyoson23/t-page.asp). 2020 is the census; 2025 onwards are projections.