**Full name:** square mil

**Category type:** area

**Scale factor:** 6.4516E-10

The SI derived unit for area is the square meter.

1 square meter is equal to 1550003100.0062 square mil.

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

You can use this form to select from known units:

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

The definition of a mil is as follows:

A milliradian, often called a mil or mrad, is an SI derived unit for angular measurement which is defined as a thousandth of a radian (0.001 radian).

Compass use of mils typically rounds 6283 to 6400 for simplification, but here we use the official definition.

square mil to mu

square mil to arpent [Canada]

square mil to square foot [survey]

square mil to square mile [nautical]

square mil to square decametre

square mil to joch

square mil to sitio

square mil to cuerda

square mil to square astronomical unit

square mil to bunder