Paint Calculator

The Paint Calculator takes out the guess work behind the right amount of paint for your next project.

How Much Paint Do I Need? One gallon will cover about 350 square feet. To ﬁgure out how many gallons you will need, multiply length x height to get square footage of each wall then add together.

Or input your dimensions below into our paint calculator for a close estimate.

Interior
Exterior

Room 1

ft Width
ft Length
ft Wall Height
Number of Windows
Number of Doors

Include ceiling in estimate

Exterior

ft Perimeter
ft Height
Number of Windows
Number of Doors

* Calculation is based on the following assumptions: 1) room has 4 walls 2) a gallon of paint covers 350 square feet 3) as a rule, windows are 15 square feet and doors are 21 square feet

Paint Calculator

The Paint Calculator takes out the guess work behind the right amount of paint for your next project.

Room 1

Results

Exterior

Results