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Square Kilometers to Square Miles

Convert km² to mi² instantly

Conversion Table

km²mi²
1 km² 0.3861 mi²
5 km² 1.9305 mi²
10 km² 3.8610 mi²
25 km² 9.6525 mi²
50 km² 19.3051 mi²
100 km² 38.6102 mi²
250 km² 96.5255 mi²
500 km² 193.0510 mi²
1000 km² 386.1020 mi²

How to Convert Square Kilometers to Square Miles

Multiply the value in km² by 0.386102. For example, 10 km² = 3.8610 mi².

FAQ

How many mi² in 1 km²?

1 km² = 0.386102 mi².

Is this converter accurate?

Yes — uses IEEE 754 double-precision arithmetic, accurate to 15+ significant digits.

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