Paint Calculator

Paint Calculator

Calculate how many gallons of paint you need for a room. Enter wall dimensions, subtract doors and windows, and choose your number of coats.

Wall 1×
Wall 2×
Wall 3×
Wall 4×

Paint Coverage Guide

Paint TypeCoverage per Gallon
Standard latex / acrylic350–400 sq ft
Premium thick paint300–350 sq ft
Primer250–350 sq ft
Textured surfaces200–300 sq ft

Tips for Accurate Estimates