Drywall Calculator
Estimate sheet count for four walls using room dimensions, openings, sheet size, and waste.
Result
What this estimate covers
Wall area
The calculator uses the perimeter of a rectangular room and subtracts your estimated opening area.
Waste
A waste allowance helps cover cuts, damaged edges, and layout inefficiency.
Not included
Ceilings, specialty board, fire assemblies, compound, fasteners, and framing are separate.
Planning estimate only. Local building requirements and actual layout can change material needs.