What is a Square Foot (ft²)?

A square foot (ft²) is a unit of area equal to a square with sides of one foot, commonly used in the US for property measurement.

Definition

Symbol

ft²

Category

Area

System

Imperial

1 {unit} = {value} {otherUnit}

1 Square Foot = 92903 Square Millimeter (mm²)

1 Square Foot = 929.03 Square Centimeter (cm²)

1 Square Foot = 0.092903 Square Meter ()

1 Square Foot = 9.2903e-8 Square Kilometer (km²)

1 Square Foot = 144 Square Inch (in²)

Common Uses

  • Home size
  • Office space
  • Flooring material

Square Foot Conversions

Related Units