Side-by-side official data
Yamanashi vs Niigata
12 sourced measures, clear differences, and reference years you can check.
At a glance. Niigata has the larger population in the 2024 estimates. Niigata has the larger total area. Population and area are rounded in the official source.
The comparison
How the figures differ
| Measure | Yamanashi ↗ | Niigata ↗ | Absolute difference | Higher figure |
|---|---|---|---|---|
| Population ↗thousand people · 2024 | 791 | 2,099 | 1,308 | Niigata |
| Total area ↗km² · 2024 | 4,465 | 12,584 | 8,119 | Niigata |
| Population density ↗people/km² · 2024 | 177 | 167 | 10 | Yamanashi |
| Inhabitable area ↗km² · 2024 | 953 | 4,550 | 3,597 | Niigata |
| Inhabitable area density ↗people/km² · 2024 | 830 | 461 | 369 | Yamanashi |
| Population aged 0–14 ↗thousand people · 2024 | 85 | 220 | 135 | Niigata |
| Population aged 15–64 ↗thousand people · 2024 | 453 | 1,162 | 709 | Niigata |
| Population aged 65+ ↗thousand people · 2024 | 253 | 717 | 464 | Niigata |
| Private households ↗households · 2020 | 338,057 | 862,796 | 524,739 | Niigata |
| Members per household ↗people · 2020 | 2.34 | 2.48 | 0.15 | Niigata |
| Live birth rate ↗per 1,000 people · 2023 | 5.7 | 5.2 | 0.5 | Yamanashi |
| Death rate ↗per 1,000 people · 2023 | 14.5 | 15.7 | 1.2 | Niigata |
Higher means a larger numerical value; it does not mean a better outcome. Age-group populations are published in thousands. Ratios use the rounded published figures: Yamanashi's population is 0.38× Niigata's.
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Sources. Statistical Handbook of Japan 2026 and Japan Statistical Yearbook 2026, Statistics Bureau of Japan. Reference years are shown per measure. Snapshot reviewed 2026-10-08. Methodology →