Square miles to square kilometers conversion table shows the most common values for your quick reference. Also, you may use the converter below to convert any other values.
1 Sq. Mile = 2.58998811 Sq. Kilometers
Sq. mile is an imperial and us customary area unit and is used mostly in measuring land. The abbreviation is "mi2" or "sq mi".
Sq. kilometer is a metric system unit, used mostly in land measurement. Spelled as "square kilometre" in many countries. It equals to 100 hectares or 1 million square meters. The abbreviations are "km2" and "sq km".
For other area unit conversions, please go to Area Conversion