Cubic feet to square feet (ft3 to ft2, cu ft to sq ft) online converter

ft³ to ft² requires a thickness or depth.

Cubic feet convert to square feet only with thickness.
ft³
Result
ExampleResult
1 ft³ at 1 in12 ft²
2 ft³ at 2 in12 ft²
100 ft² at 4 in33.33 ft³

Formula

ft² = ft³ ÷ thickness in feet.