📐 Area

Sq Miles to Sq Km Converter

Convert sq miles to sq km instantly. Enter any value and get the result. Includes a conversion table and the exact formula.

sq miles to sq km
Common conversions
Sq Miles Sq Km
Formula:

How to convert sq miles to sq km

1

Enter your value

Type the number of sq miles you want to convert into the left box. The result in sq km appears instantly in the right box. You can also type into the right box to convert in the other direction.

2

Use the swap button

Click the ⇄ Swap button to reverse the conversion — Sq Km to Sq Miles. Your current value carries across so you don't have to re-enter anything.

3

About Sq Miles and Sq Km

sq miles and sq km are both units of area. Use this converter to switch between them instantly.