acrea size 10-26-10

208.71 ft x 208.71 ft, or 43,560 sq, ft. There are 640 acres in a square mile.






1. Abbr. a. or ac. A unit of area in the U.S. Customary System, used in land and sea floor measurement and equal to 160 square rods, 4,840 square yards, or 43,560 square feet.



An acre is commonly used to describe how much land a family owns, including farmland and land in suburbs where only a house is built. For instance, Farmer Bob owns 100 acres and gives his nephew Phil 20 acres of that 100 acres to build a house and start a family on.