Home & DIY CalculatorsPrivate by design
Wood Stain Calculator
Enter your surface area, coverage rate, and number of coats to calculate gallons needed, rounded up to the nearest quarter-gallon.
How to use this tool
- 1Enter the total surface area in square feet.
- 2Enter the stain's coverage rate (sq ft per gallon) from the can label.
- 3Enter how many coats you plan to apply.
- 4See gallons needed and estimated cost.
Frequently asked questions
Why does coverage rate vary so much between stains?+
Coverage depends heavily on wood porosity, whether it's new or previously finished wood, and the stain's opacity — always use the rate printed on your specific product's label for the most accurate estimate.
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