Square Miles to Square Kilometers
Type a value in mi² and the km² equivalent appears instantly.
How to convert mi² to km²
Multiply the mi² value by 2.589988.
1 mi² = 2.589988 km²
Quick conversion table
| mi² | km² |
|---|---|
| 1 | 2.589988 |
| 2 | 5.179976 |
| 5 | 12.949941 |
| 10 | 25.899881 |
| 20 | 51.799762 |
| 50 | 129.4994 |
| 100 | 258.9988 |
| 500 | 1294.9941 |
| 1000 | 2589.9881 |
About the units
Square Miles (mi²): 640 acres, about 2.59 km². Large land areas in the US.
Square Kilometers (km²): One million m². Cities, lakes and countries.