Convert square mile to square kilometre
Convert square mile (mi²) to square kilometre (km²) instantly. See the formula, a quick table and every other area unit. Free, no ads.
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Square mile to square kilometre
1 mi² = 2.5899881 km². Multiply by 2.5899881. 1 km² = 0.38610216 mi².
| square mile (mi²) | square kilometre (km²) |
|---|---|
| 1 | 2.589988 |
| 2 | 5.179976 |
| 5 | 12.94994 |
| 10 | 25.89988 |
| 20 | 51.79976 |
| 50 | 129.4994 |
| 100 | 258.9988 |
| 1,000 | 2,589.988 |
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