Side-by-side official data
Nagano 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. Nagano has the larger total area. Population and area are rounded in the official source.
The comparison
How the figures differ
| Measure | Nagano ↗ | Niigata ↗ | Absolute difference | Higher figure |
|---|---|---|---|---|
| Population ↗thousand people · 2024 | 1,987 | 2,099 | 112 | Niigata |
| Total area ↗km² · 2024 | 13,562 | 12,584 | 978 | Nagano |
| Population density ↗people/km² · 2024 | 147 | 167 | 20 | Niigata |
| Inhabitable area ↗km² · 2024 | 3,249 | 4,550 | 1,301 | Niigata |
| Inhabitable area density ↗people/km² · 2024 | 612 | 461 | 151 | Nagano |
| Population aged 0–14 ↗thousand people · 2024 | 222 | 220 | 2 | Nagano |
| Population aged 15–64 ↗thousand people · 2024 | 1,111 | 1,162 | 51 | Niigata |
| Population aged 65+ ↗thousand people · 2024 | 654 | 717 | 63 | Niigata |
| Private households ↗households · 2020 | 829,979 | 862,796 | 32,817 | Niigata |
| Members per household ↗people · 2020 | 2.41 | 2.48 | 0.07 | Niigata |
| Live birth rate ↗per 1,000 people · 2023 | 5.7 | 5.2 | 0.5 | Nagano |
| 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: Nagano's population is 0.95× 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 →