## ››Convert square mil to square metre

 square mil square meters

How many square mil in 1 square meters? The answer is 1550003100.0062.
We assume you are converting between square mil and square metre.
You can view more details on each measurement unit:
square mil or square meters
The SI derived unit for area is the square meter.
1 square mil is equal to 6.4516E-10 square meter.
Note that rounding errors may occur, so always check the results.
Use this page to learn how to convert between square mil and square meters.
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## ››Definition: Square mil

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.

## ››Definition: Square meter

A square metre (US spelling: square meter) is by definition the area enclosed by a square with sides each 1 metre long. It is the SI unit of area. It is abbreviated m².

## ››Metric conversions and more

ConvertUnits.com provides an online conversion calculator for all types of measurement units. You can find metric conversion tables for SI units, as well as English units, currency, and other data. Type in unit symbols, abbreviations, or full names for units of length, area, mass, pressure, and other types. Examples include mm, inch, 100 kg, US fluid ounce, 6'3", 10 stone 4, cubic cm, metres squared, grams, moles, feet per second, and many more!