**Full name:** square mile

**Plural form:** square miles

**Symbol:** mi^{2}

**Alternate spelling:** sq mi

**Category type:** area

**Scale factor:** 2589988.11034

square mile

square mile [nautical]

square mile [survey, U.S. statute]

The SI derived unit for area is the square meter.

1 square meter is equal to 3.86102158542E-7 square mile.

Valid units must be of the **area** type.

You can use this form to select from known units:

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A square mile is defined as the area of a square with sides one mile in length.

The definition of a mile is as follows:

A mile is any of several units of distance, or, in physics terminology, of length. Today, one mile is mainly equal to about 1609 m on land and 1852 m at sea and in the air, but see below for the details. The abbreviation for mile is 'mi'. There are more specific definitions of 'mile' such as the metric mile, statute mile, nautical mile, and survey mile. On this site, we assume that if you only specify 'mile' you want the statute mile.

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