Conversion guide

How to Convert square mile to square kilometer

A complete guide with formula, examples, chart, and instant calculator link.

1. Formula

1 square mile [mi²] = 2.589988 square kilometer [km²]

2. How it works

Enter your value in square mile [mi²], apply the formula, and read the result in square kilometer [km²]. The calculator handles the arithmetic instantly.

3. Examples

1 square mile [mi²] = 2.589988 square kilometer [km²]

2 square mile [mi²] = 5.179976 square kilometer [km²]

5 square mile [mi²] = 12.949941 square kilometer [km²]

10 square mile [mi²] = 25.899881 square kilometer [km²]

20 square mile [mi²] = 51.799762 square kilometer [km²]

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