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How Much Paint for a 16×20 Room?

A 16×20 room with standard 8 ft walls has about 576 sq ft of wall — roughly 4 gallons for two coats. Adjust ceiling height and coats below.

01 / YOUR MEASUREMENTSUpdate any value
Paint to buy
4 gal
Wall area
576 sq ft16×20 room with 8 ft walls
Paint (2 coats)
3.3 gallonsbuy 4 gal before opening deductions
Coverage
350 sq ft / gallonper coat, smooth interior surface
Paint cost (est.)
$160~$40/gal sample price
Primer in saved list
2 gal · $44Existing calculator includes primer; remove it in your project if not needed.
Saved materials total (est.)
$204Paint plus primer; no labor, tax or supplies. Edit prices in your project.

Planning estimate. Adjust allowances and sample prices for your supplier; tax, delivery, and labor are not included.

BEYOND THE MATERIALS

Make it a complete project

Check the steps, tools, and DIY difficulty before you shop. Your calculator results can be added to My Projects above.

How to Paint a Room →Repair Small Drywall Dents and Holes →
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