Square foot conversions

Convert square feet to

square foot (Imp. & US customary unit of area), pl. square feet, abbr. sq ft

The square foot conversion selector above selects the area/surface measurement unit to convert to starting from square feet (sq ft). To make a conversion starting from a unit of area other than square foot, simply click on the "Reset" button.

About square foot

The square foot is a unit of area in the Imperial and US customary systems of units equal to 0.09290304 square meters (1 sq ft = 0.09290304 m2), the standard derived unit of area in the International System of Units (SI).

One square foot (sq ft) is also equal to 929.0304 square centimeters (cm2), or 92,903.04 square millimeters (mm2) or 9.290304 × 1010 square micrometers (μm2) (units of area in the SI), or about 2.29568411 × 10-5 acres (ac), or 0.111111111 square yards (sq yd) or 144 square inches (sq in), which are Imperial / US customary units of area.

The square foot (sq ft) is an Imperial / US customary unit of area. The foot (ft) is a unit of length in the Imperial and US customary systems of units. An area of 1.0 square foot is the area of a square that is 1.0 foot on each side.

The square foot is used in architecture and real estate.

Symbol: sq ft

Plural: square feet

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