Square mile to square kilometer converter (mi2 to km2)

You can provide values below to convert Square mile to square kilometer (mi2 to km2) or you can reverse the conversion.

Value to convert

Result

How to Convert Square Mile to Square Kilometer

1 mi2 = 2.590 km2

Understand the base relationship:
1 Square Mile = 2,589,988 square meters
1 Square Kilometer = 1,000,000 square meters
Establish the conversion factor:
1 mi2 = (2,589,988 m²) / (1,000,000 m²/km2) = 2.590 km2
Apply the conversion:
Multiply the value in mi2 by 2.590 to get the equivalent in km2

Convert 5 mi2 to km2:

5 mi2 × 2.590 = 12.950 km2