Acres to Square Miles - Convert acres to sq mi

Acres Conversion

Acre is a unit used to measure land area in the imperial and US customary systems. It equals 43,560 square feet and 4046.86 square meters. The acre is a common measurement for large areas like forests, farmland, fields, cities. The word originates from Old English æcer which means "open field". 1 acre is about 90 % of the American football field.

Square Miles (sq mi) Conversion

A square mile is a traditional unit of area in the imperial and Us customary systems, which is equal to the area of a square with one-mile sides. One square mile is 4,014,489,600 square inches, 2.589988 square kilometers, or 640 acres.