2.59 square kilometres.
If you are referring to the 'square mile' in London, it compares to Wall Street in New York.
A square mile is a unit of area. If we have a square with each side one mile long, the square covers one square mile. A mile is a unit of length. Length has only one dimension while area is two dimensions.
One square mile is simply the area contained in a square where each side measures 1 mile.
One square mile = 3,098,000 square yards.
One square mile is 27,878,400 square feet.
One square mile is 640 acres.
One square mile equates to about 2.6 square km
One square mile is equal to 3,097,600 square yards
One square mile is equal to 640 acres.
One square mile is equal to about 2.6 square kilometers.
There are about 2.59 square kilometers in 1 square mile.
There are 27,880,000 square feet in one square mile.