Free drywall calculator with instant results and no signup required.
Estimate drywall sheets, screws, joint compound, and tape for walls and ceilings. Ideal for contractors, remodels, and DIY projects.
Use this drywall calculator to estimate sheets, screws, joint compound, and tape for your walls or ceilings. Ideal for contractors and DIY projects.
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To estimate drywall, divide total square footage by sheet size (typically 32 sq ft). Then calculate screws, joint compound, and tape based on standard coverage rates.
To calculate drywall sheets, divide your total wall or ceiling area by the size of each sheet. Standard drywall sheets cover 32 square feet (4×8 sheets). This calculator automatically estimates the number of sheets, screws, and materials required.
Drywall is typically measured in square feet. By entering your total area, this calculator converts it into sheets, fasteners, joint compound, and tape for accurate material planning.
800 sq ft = 25 sheets, ~800 screws, 2 buckets (5 gal each), 2 rolls (500 ft each, 1000 ft total).
A typical room may cost $200–$500 in materials for DIY projects, while professional installation can cost significantly more depending on labor and finishing.
Accurate drywall estimation helps prevent material shortages, reduces waste, and ensures efficient installation. Professional contractors calculate drywall needs based on square footage, sheet size, and finishing materials. This calculator follows those same industry-standard methods.
How many screws per sheet?
About 32.
How much compound?
1 bucket (5 gallons) per 500 sq ft.
How much tape?
1 roll (250 ft ≈ 500 sq ft coverage)