How many square kilometers in a square mile?
There are 2.58998811 square kilometers in a square mile. To convert square miles to square kilometers, multiply the square mile value by 2.58998811.
For example, to find out how many square kilometers in a square mile and a half, multiply 1.5 by 2.58998811, that makes 3.885 square kilometers in a square mile and a half.
square miles to square km formula
km² = mi² * 2.58998811
1 Square Mile = 2.58998811 Square Kilometers
What is a Square Mile?
Square mile is an imperial and US Customary area unit. 1 mi2 = 2.58998811 km2. The symbol is "mi²".
You may also use area conversion to convert all area units.