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Masonry and hardscape

Concrete Calculator

Estimate ready-mix volume and 80-pound concrete bags for slabs, pads, and footings.

Enter your measurements

Project inputs

Estimate

Length

ft

Width

ft

Thickness

in

Estimated amount0

Enter measurements to see the estimate.

Before you buy

Use this as a planning estimate.

Actual quantities vary with product coverage, cuts, surface conditions, layout, and local supplier measurements.

Confirm the required strength and reinforcement with the project plan.
For a truck delivery, ask the supplier how much overage they recommend.

Read our estimate methodology →

Keep planning

Related calculators

F

Interior projects

Flooring Calculator

Calculate flooring square footage and a buying allowance for planks, laminate, or vinyl.

T

Interior projects

Tile Calculator

Estimate tile pieces and square footage for floors, backsplashes, and shower walls.

G

Yards and landscaping

Gravel Calculator

Estimate gravel volume for paths, driveways, borders, and drainage beds.

HisNav Home Projects

Practical planning tools for everyday home projects.

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