Drywall Calculator for a Basement (400 sq ft walls)
Finishing 400 sq ft of basement walls.
Calculate Drywall
Common projects
You need
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sheet (4×8)
- Area
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- With 10% overage
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- Or in 4×8 sheet
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- Estimated cost (US avg)
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About this project
A basement (400 sq ft walls) project typically needs drywall at the dimensions pre-filled above. Adjust the inputs to match your exact layout, then use the printable shopping list to order the right quantity. The calculator already factors in 10% overage — the industry standard for drywall.