Our free online Concrete Calculator helps you accurately estimate the volume of concrete needed for your projects. Simply input the dimensions (length, width, and thickness) of your slab, footing, or other concrete structure. The tool will then quickly calculate the required cubic yards or cubic meters of concrete, helping you avoid over-ordering or running short on materials.
Our free concrete calculator helps you determine the exact amount of concrete needed for your construction project. Calculate volume in cubic yards and cubic meters, plus estimate the number of concrete bags required for slabs, driveways, sidewalks, and foundations.
Perfect for contractors, DIY enthusiasts, and homeowners planning concrete projects. Get accurate measurements to avoid waste and ensure you order the right amount of materials.
Bag Coverage: 60lb bags cover ~0.45 sq ft at 4" thick, 80lb bags cover ~0.6 sq ft at 4" thick.
Ready-Mix vs Bags: Ready-mix is more convenient for large projects; bags are better for small repairs.
Concrete Strength: Standard concrete has 2500-4000 PSI strength; choose based on application.
Cost Estimation: This calculator provides volume only; contact suppliers for current pricing.