๐งฑ Construction
Drywall Calculator
Drywall sheets come in 4 by 8, 4 by 10 and 4 by 12 foot sizes, and the larger sheets mean fewer seams to finish. Most room estimates also add a sheet or two for the inevitable breakage and offcuts.
How it works
Room length
Room width
Wall height
Include the ceiling
Subtract for doors and windows
Sheet size
Wall area
Total area to cover
Sheets needed
Joint compound
Joint tape
Screws needed
Frequently asked questions
How do I use the Drywall Calculator?
Fill in the fields above โ the result recalculates instantly as you type. Everything runs in your browser, so the values you enter are never collected or stored.
Is this calculator free?
Yes. It is completely free, requires no account, and works on phones, tablets and desktops.