Enter the total square mileage into the calculator to determine the acres from miles.

Miles To Acres Formula

The following formula is used to calculate the conversion from miles to acres.

A = M * 640


  • A is the area in acres M is the area in square miles

To calculate the area in acres, multiply the area in square miles by 640.

What is a Miles To Acres?

Miles to Acres is a conversion factor that is used to convert a measurement of area from square miles to acres. This is often used in land measurements, real estate, and geography. One square mile is equivalent to 640 acres. Therefore, to convert square miles to acres, you would multiply the number of square miles by 640.

How to Calculate Miles To Acres?

The following steps outline how to calculate the Miles To Acres using the formula: A = M * 640.

  1. First, determine the area in square miles (M).
  2. Next, use the formula A = M * 640 to calculate the area in acres (A).
  3. Finally, calculate the Miles To Acres.
  4. After inserting the value of M and calculating the result, check your answer with the calculator above.

Example Problem:

Use the following variables as an example problem to test your knowledge.

Area in square miles (M) = 5