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Concrete Calculator

Calculate how much concrete you need for slabs, patios, walkways, footings, and other projects.

Project Dimensions

Enter the dimensions of your concrete pour.

Length (ft)

Width (ft)

Concrete Depth

Waste / Extra Material (%)

10% is a common planning allowance.

Your Estimate

Results update automatically as you enter your dimensions.

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Enter your dimensions

Enter the length, width, and depth of your project to calculate your concrete requirements.

How much concrete do I need?

Concrete is commonly ordered by the cubic yard. Measure the length, width, and thickness of the area, calculate the volume, and add an allowance for waste and uneven surfaces.

Patios

Estimate concrete for patios and outdoor slabs.

Walkways

Calculate material for sidewalks and paths.

Footings

Estimate concrete for foundations and footings.