Side-by-side official data
Gunma vs Ibaraki
12 sourced measures, clear differences, and reference years you can check.
At a glance. Ibaraki has the larger population in the 2024 estimates. Gunma has the larger total area. Population and area are rounded in the official source.
The comparison
How the figures differ
| Measure | Gunma ↗ | Ibaraki ↗ | Absolute difference | Higher figure |
|---|---|---|---|---|
| Population ↗thousand people · 2024 | 1,890 | 2,806 | 916 | Ibaraki |
| Total area ↗km² · 2024 | 6,362 | 6,098 | 264 | Gunma |
| Population density ↗people/km² · 2024 | 297 | 460 | 163 | Ibaraki |
| Inhabitable area ↗km² · 2024 | 2,269 | 3,890 | 1,621 | Ibaraki |
| Inhabitable area density ↗people/km² · 2024 | 833 | 721 | 112 | Gunma |
| Population aged 0–14 ↗thousand people · 2024 | 203 | 303 | 100 | Ibaraki |
| Population aged 15–64 ↗thousand people · 2024 | 1,098 | 1,637 | 539 | Ibaraki |
| Population aged 65+ ↗thousand people · 2024 | 588 | 866 | 278 | Ibaraki |
| Private households ↗households · 2020 | 803,215 | 1,181,598 | 378,383 | Ibaraki |
| Members per household ↗people · 2020 | 2.35 | 2.37 | 0.03 | Ibaraki |
| Live birth rate ↗per 1,000 people · 2023 | 5.4 | 5.4 | 0 | Equal |
| Death rate ↗per 1,000 people · 2023 | 14.6 | 13.7 | 0.9 | Gunma |
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: Gunma's population is 0.67× Ibaraki'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 →