Square miles to acres conversion table shows the most common values for your quick reference. Also, you may use the converter below to convert any other values.
1 Square Mile = 640 Acres
Square mile is an imperial and us customary unit and is used mostly in measuring land. The abbreviations are "mi2" and "sq mi".
Acre is used in different systems as a unit of area. The international and survey acres are the mostly used ones but the difference between them is very small which is 0.016 sq. meters. It’s mostly used to measure the land. It is about 40% of hectare. The abbreviation is "ac".
For other unit conversions, please go to Area Conversion