How Much Paint for a 20×30 Deck?

The answer

4 gallons

For a 20×30 ft deck, with 10% overage included. Estimated cost: $168 at US national average pricing.

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gallon

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With 10% overage: —
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Estimated cost (US avg): —

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How we calculated this

1. Area: 20 × 30 = 600 sq ft
2. Convert + overage: Add 10% for waste → 4 gallons
3. Cost: 4 × $42.00 ≈ $168

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