Paint Calculator
Work out how many liters or gallons of paint you need.
What this calculator does
Enter the wall area you're painting, how many coats you plan to apply, and your paint's coverage rate. CrowGoal tells you how many gallons (and liters) to buy.
How to use it
- Enter the total wall area in square feet (subtract doors and windows for accuracy).
- Enter the number of coats you plan to apply.
- Enter your paint's coverage rate per gallon (350 sq ft is a common default).
Paint needed0 gal
In liters0 L
Total area to cover0 sq ft
Frequently asked questions
Does the result include a second coat?
Yes, adjust the "Number of coats" field. Most walls need two coats, especially with a color change.
Should I subtract doors and windows?
Yes, for accuracy enter your wall area with doors and windows already subtracted, or use our Wall Area Calculator first.