Drywall Calculator

Calculate the number of drywall sheets needed for your project.

Room Width (feet):

Room Length (feet):

Room Height (feet):

Drywall Sheet Width (feet):

Drywall Sheet Length (feet):

Waste Percentage:

Door Width (feet):

Door Height (feet):

Window Width (feet):

Window Height (feet):

What is Drywall?

Drywall (sheetrock) is gypsum board used for interior walls and ceilings. Standard sheets are 4x8 feet, 4x10 feet, or 4x12 feet, typically 1/2 inch thick for walls.

Why Calculate Drywall?

Proper drywall calculation ensures you buy the right number of sheets, reduces waste, controls costs, and prevents multiple trips to the store during your project.

When to Use This Calculator

Use when planning interior construction or renovation. Input room dimensions and door/window sizes to calculate exact drywall sheets needed, including waste allowance.