How many sq.km in 1 square miles?
The answer is 2.589988110336.
We assume you are converting between square kilometre and square mile.
You can view more details on each measurement unit:
sq.km or square miles
The SI derived unit for area is the square meter.
1 square meter is equal to 1.0E-6 sq.km, or 3.8610215854245E-7 square miles.
Note that rounding errors may occur, so always check the results.
Use this page to learn how to convert between square kilometers and square miles.
Type in your own numbers in the form to convert the units!
1 sq.km to square miles = 0.3861 square miles
5 sq.km to square miles = 1.93051 square miles
10 sq.km to square miles = 3.86102 square miles
20 sq.km to square miles = 7.72204 square miles
30 sq.km to square miles = 11.58306 square miles
40 sq.km to square miles = 15.44409 square miles
50 sq.km to square miles = 19.30511 square miles
75 sq.km to square miles = 28.95766 square miles
100 sq.km to square miles = 38.61022 square miles
You can do the reverse unit conversion from square miles to sq.km, or enter any two units below:
A square mile is defined as the area of a square with sides one mile in length.
The definition of a mile is as follows:
A mile is any of several units of distance, or, in physics terminology, of length. Today, one mile is mainly equal to about 1609 m on land and 1852 m at sea and in the air, but see below for the details. The abbreviation for mile is 'mi'. There are more specific definitions of 'mile' such as the metric mile, statute mile, nautical mile, and survey mile. On this site, we assume that if you only specify 'mile' you want the statute mile.
ConvertUnits.com provides an online conversion calculator for all types of measurement units. You can find metric conversion tables for SI units, as well as English units, currency, and other data. Type in unit symbols, abbreviations, or full names for units of length, area, mass, pressure, and other types. Examples include mm, inch, 100 kg, US fluid ounce, 6'3", 10 stone 4, cubic cm, metres squared, grams, moles, feet per second, and many more!