Deck Stain Calculator — Gallons and Containers

Live calculator

Enter your measurements

Deck surface length

Measure the main rectangular deck surface along the boards or framing plan.Deck surface width

Main surface sides coated

sides

Use 1 for the exposed top only or 2 only when the underside is actually included.Rails, stairs and fascia area

sq ft

Enter measured stainable surface area after accounting for all coated faces.Number of coats

coats

Follow the exact product label; some systems specify one coat or restrict recoating.Label coverage per gallon

sq ft/gal

Use the lower applicable label rate for the wood condition and application method.Application allowance

Container size

gal

Local price per container

Optional; enter a current price for the exact product and container size.

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