Drywall Calculator

Drywall/plasterboard sheets, screws, tape and compound for a room.

Runs in your browser — nothing is uploaded
Units

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Material estimates only — add waste, confirm quantities with your supplier and follow local building codes. Not an engineering guarantee.

How to use Drywall Calculator

  1. Enter your values — the unit for each field is shown next to it.
  2. The result updates instantly as you type.
  3. Copy the results, or change inputs to compare scenarios.

Formula & assumptions

Sheets = ⌈(wall area − openings [+ ceiling]) × (1 + waste) ÷ sheet area⌉