Conversion reference
Formula: mi2 = km2 x 0.3861021585.
Convert Square kilometers (km2) to Square miles (mi2). Change either field to update the other value instantly.
This page converts area units directly in your browser.
| Square kilometers | Square miles |
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Formula: mi2 = km2 x 0.3861021585.
Square kilometers are used in area conversions. Enter a km2 value above to calculate mi2 instantly.
Square miles are the target unit on this page. The table below gives common reference values for quick comparison.
These pages use mi2 as the target unit.