Square Feet to Cubic Feet Calculator

Square feet measure area and cubic feet measure volume, so you need one more number: the depth. Multiply the area by the depth in feet to get cubic feet.

Type a number and the answer appears straight away.

Your answer

Volume66.67 cubic feet

Cubic feet
66.67
Cubic yards
2.47
Cubic meters
1.89

The math behind it: Square Feet to Cubic Feet

cubic feet = square feet x depth in feet (depth in feet = inches / 12)

A 200 square foot bed filled 4 inches deep needs 200 x 4 / 12 = 66.7 cubic feet of material.

You might also need

Checked and updated: