Question: is an acre bigger than a square mile

Answer: No, The acre is a unit of land area used in the imperial and US customary systems. It is traditionally defined as the area of one chain by one furlong (66 by 660 feet), which is exactly equal to ​⁄ of a square mile, or 43,560 square feet, and approximately 4,047 m, or about 40% of a hectare.