Square miles to Square kilometers Converter
View all area convertersConvert between square miles and square kilometers quickly and easily.
square miles
square kilometers
Formula: km² = mi² × 2.58999
Common Square miles to Square kilometers Conversions
1 square miles
2.58999 square kilometers
2 square miles
5.17998 square kilometers
5 square miles
12.94995 square kilometers
10 square miles
25.8999 square kilometers
25 square miles
64.74975 square kilometers
50 square miles
129.4995 square kilometers
100 square miles
258.999 square kilometers
About Square miles to Square kilometers Conversion
The square mile (symbol: mi²) is an imperial and US customary (non-metric) unit of area, used in the United States, the United Kingdom, and Canada.
The square kilometer (symbol: km²) is a unit of area in the metric system. One square kilometer is equal to 1,000,000 square meters.