Drywall Compound Calculator

How it works

For new drywall, use roughly 9 gallons per 1,000 sq ft of 4 × 8 ft board as a midpoint and show a planning range; repairs vary.

Simple example

Ten new 4 × 8 ft sheets may use roughly 2.5–4 gallons of ready-mixed compound.

Common question

Should I buy it all at once?

Check the manufacturer’s coverage and your finishing method first.

This is a planning estimate. Check product instructions, dimensions and site conditions before purchasing or building.