Unit Converter
Square Miles to Square Kilometers Converter
Convert square miles (mi2) to square kilometers (km2) instantly in your browser. 1 square mile = 2.589988 square kilometers.
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1 square mile = 2.589988 square kilometers
How to convert square miles to square kilometers
Use the converter above, or multiply the square miles value by 2.589988. The formula is:
km2 = mi2 × 2.589988
Square Miles to Square Kilometers conversion table
| Square Miles (mi2) | Square Kilometers (km2) |
|---|---|
| 1 | 2.589988 |
| 2 | 5.179976 |
| 5 | 12.949941 |
| 10 | 25.899881 |
| 20 | 51.799762 |
| 50 | 129.499406 |
| 100 | 258.998811 |
Common questions
How many square kilometers in 1 square mile? 1 square mile = 2.589988 square kilometers.
How many square miles in 1 square kilometer? 1 square kilometer = 0.386102 square miles.
Is this converter accurate? It uses standard conversion factors and works entirely in your browser. For engineering/medical/financial decisions, verify with a trusted source.