Square Feet to Square Mile

1 Square feet


0.0000000358701 Square Mile

Square Feet to Square Mile (How many square miles in a square feet?)

It is an area conversion calculator that is used to convert square feet (ft2) to square miles (mi2). It has a single text field and a control button that performs an independent function of the calculator. Use the blank text field to enter the value in square feet. Press the ‘Convert' button to initiate the conversion from square feet to square miles.  The result in square miles is shown in the result panel below the single control button.

For example;

Convert 8,500,000 square feet to square miles


First, enter the value of square feet (8500000) in the blank text field and then click the ‘Convert' button. It is used to initiate the conversion from square feet to square miles and the result in square miles will be displayed as;

= 0.30489554655 Square Miles

If you want to perform new calculations, you can always follow the same procedure to give you the corresponding results in square miles. 

Square Feet to Square Miles Conversion

Enter a value that you want to convert into sq. miles and click on the "convert" button.

How many square miles in square feet?

The area units' conversion factor of square feet to square miles is 0.0000000358700643. If you want to determine the number of square miles in square feet, you will multiply the value in square feet by the conversion factor.

1 square foot = 0.0000000358700643 square miles

This implies that there are 0.0000000358700643 square miles in one square foot.

For example; how many square miles are in 8500000 square feet?

Using the formula for conversion, we will multiply this value (8500000 ft2) by the conversion factor to determine the result in square miles.


= 8500000 x 0 0.0000000358700643

= 0.30489554655 Square Miles

Therefore, it means that there are 0.30489554655 Square Miles in 8500000 square feet.

The Square feet to Square miles conversion calculator uses this conversion factor when executing any conversions from square feet to square miles. This allows the converter to reflect quick and accurate results with a single click.

You can also use the Square feet to the Square miles conversion table to determine the conversions of common values from Square feet to square miles.


A square foot is a US customary and an imperial area unit abbreviated as "ft2" or "sq. ft." It is mostly used in architecture, interior space plans, and real estate. One square foot is equal to 0.000009290304 square miles, or 144 square inches.

A square mile is a US customary and an Imperial area unit of measurement abbreviated as "mi2" or "Sq. mi." It is mostly used in measuring land.