Concrete Calculator for a Patio (16×20)
Larger entertaining patio at 4 inches.
Calculate Concrete
Common projects
You need
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cubic yard
- Area
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- Volume
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- With 10% overage
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- Or in 60 lb bag
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- Estimated cost (US avg)
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About this project
A patio (16×20) project typically needs concrete at the dimensions pre-filled above. Adjust the inputs to match your exact layout, then use the printable shopping list to order the right quantity. The calculator already factors in 10% overage — the industry standard for concrete.