Concrete Calculator – Estimate Concrete Volume & Cost
Use our free concrete calculator to estimate concrete volume, weight, and cost for slabs, footings, patios, driveways, and foundations.
Concrete Results
How to Calculate Concrete in Cubic Yards
Calculating concrete volume helps estimate how much concrete is needed for slabs, patios, driveways, foundations, sidewalks, and construction projects. Multiply the length, width, and depth of the area, then divide the result by 27 to convert cubic feet into cubic yards.
Concrete Slab Example
Suppose your concrete slab measurements are:
- Length: 10 feet
- Width: 10 feet
- Depth: 4 inches
First convert the depth into feet:
Now calculate cubic feet:
Then divide by 27 to get cubic yards:
You would need approximately 1.22 cubic yards of concrete for this slab project.
Concrete Coverage Chart
Use this concrete coverage chart to estimate how much area one cubic yard of concrete can cover at different slab thicknesses. Coverage depends on the depth of the concrete pour.
| Concrete Thickness | Coverage Per Cubic Yard | Common Applications |
|---|---|---|
| 2 Inches | 162 Square Feet | Sidewalk overlays, resurfacing |
| 3 Inches | 108 Square Feet | Patios, pathways |
| 4 Inches | 81 Square Feet | Driveways, garage slabs |
| 5 Inches | 65 Square Feet | Heavy-duty slabs |
| 6 Inches | 54 Square Feet | Foundations, industrial flooring |
Important Concrete Coverage Note
Concrete coverage may vary slightly due to ground conditions, slab thickness, compaction, and waste during pouring. It is recommended to order slightly more concrete than your estimated requirement.
Common Concrete Projects
Concrete is widely used in residential, commercial, and construction projects because of its strength, durability, and long lifespan. Below are some of the most common concrete applications.
Concrete Slabs
Concrete slabs are commonly used for garage floors, sheds, workshops, and building foundations because they provide a strong and stable surface.
Best For: Floors & FoundationsConcrete Patios
Concrete patios create durable outdoor living spaces that require minimal maintenance and can withstand changing weather conditions.
Best For: Outdoor SpacesConcrete Driveways
Concrete driveways provide excellent durability for vehicle traffic and are one of the most popular long-term paving solutions.
Best For: Vehicle SupportConcrete Foundations
Concrete foundations support buildings, walls, and structures by distributing weight evenly and improving structural stability.
Best For: Structural SupportFrequently Asked Questions
Find answers to common questions about cubic yards, material volume calculations, and construction measurements.
Can I calculate concrete in cubic meters?
Yes. Many concrete calculators support cubic meters, cubic feet, and cubic yards, allowing users to choose the unit that matches their project requirements.
What types of projects can use a concrete calculator?
Concrete calculators are useful for slabs, patios, driveways, sidewalks, foundations, footings, garage floors, and other residential or commercial projects.
Does the calculator include reinforcement materials?
No. A concrete calculator estimates concrete volume only. Reinforcement materials such as rebar, mesh, and formwork must be calculated separately.