Drywall Calculator
Estimate sheets, screws, mud and tape for any drywall job.
Use this free drywall calculator to estimate the sheets, screws, joint compound, and tape required for walls and ceilings. Enter the total surface area and sheet coverage to calculate sheet quantities. The tool also applies standard material allowances for fasteners, joint compound, and drywall tape.
Sheets
25
Screws
800
~1 per ft²
Mud
2 gal
Tape: 400 ft
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How does the drywall calculator work?
Add wall + ceiling area, divide by sheet coverage (a 4×8 sheet = 32 ft²) to get sheets. Estimate roughly 1 screw per ft², one 3.5-gallon bucket of joint compound per 400 ft², and 0.5 ft of tape per ft² of drywall.
What do people use the drywall calculator for?
Drywall for a Basement
Estimate sheets, screws, mud and tape for a basement finish.
Drywall for a Garage
Estimate sheets, screws and mud for a garage drywall job.
Drywall for a Ceiling
Estimate sheets, screws and mud for a ceiling installation.
Drywall for a Bathroom
Estimate sheets and mud for a bathroom drywall job.
What else do people ask about this calculator?
How many drywall sheets do I need?
Divide total wall + ceiling area by 32 ft² (for 4×8 sheets) or 48 ft² (for 4×12 sheets). Add 10% for cuts.
How many screws per drywall sheet?
About 32 screws per 4×8 sheet — 8 in on ceilings, 12 in on walls along studs.
Which related calculators should I use next?
Where can I learn more about these materials?
Weights, coverage, types and buying tips for the materials this calculator estimates.
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