Drywall Calculator
Estimate 4x8 drywall sheets for a room's walls. A 4x8 sheet covers 32 sq ft; the calculator deducts ~8% for openings.
Drywall calculator
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How to estimate drywall
- Add the ceiling separately if you are hanging it too - it is its own square footage.
- Hang sheets horizontally on walls to minimize seams and make taping easier.
- Plan for joint compound at roughly one 5-gallon bucket per ~12 sheets for taping and finishing.
Frequently asked questions
How many drywall sheets do I need?
Divide total wall area by 32 sq ft per 4x8 sheet, then add ~10% for waste and cuts.