Concrete Calculator
Enter dimensions above
How Much Concrete Do I Need?
Measure your project in feet, enter the dimensions above, and the calculator converts to cubic yards — the unit ready-mix concrete is sold in. For bagged concrete, it also shows how many 60-lb and 80-lb bags you need.
Concrete Tips
Always order 5–10% extra to account for spillage, uneven ground, and form variations. A standard 4-inch thick slab covering 10 × 10 feet needs about 1.24 cubic yards.