Concrete Calculator

Calculate concrete volume and material requirements for slabs, footings, columns, and walls. Get accurate estimates for cubic yards, bags needed, and project costs. Essential for construction, contractors, and DIY projects.

Project Type *

Shape *

Measurement Unit *

Length (feet) *

Width (feet) *

Depth (feet) *

Waste Factor (%) *

Recommended: 5-10% for spillage and over-excavation

Cost Estimation (Optional)

Cost per Cubic Yard ($)

Cost per 60lb Bag ($)

Cost per 80lb Bag ($)

How to Use the Concrete Calculator

Step 1: Select Project Type

Choose from slab, footing, column, wall, or stairs based on your construction project.

Step 2: Choose Shape

For slabs, footings, and columns, select rectangular or circular shape.

Step 3: Enter Dimensions

Input your project measurements in your preferred unit (feet, inches, meters, or centimeters). All results will be automatically converted.

Step 4: Set Waste Factor

Recommended 5-10% to account for spillage, over-excavation, and settling during the pour.

Step 5: Add Costs (Optional)

Enter local concrete prices to get accurate cost estimates for your project.