Concrete Calculator: Cost & Volume Estimator

Instantly estimate how much concrete you need — right from your toolbar. Choose your shape (slab, footing, wall, or sonotube), enter your dimensions, and get results in real time: • Volume in cubic yards, cubic feet, or cubic meters • Number of bags needed (40, 50, 60, or 80 lb) • Estimated cost for both bagged and ready-mix concrete • Built-in waste factor (none, 5%, 10%, or 15%) Supports both imperial and metric units. Your inputs are saved automatically so you can pick up right where you left off. Tap "Cost Breakdown" to open the cost tool on SlabCalc.co with your values pre-filled. Tap "Full Calculator" to open the complete tool on SlabCalc.co with your values pre-filled. Free. No account required. No ads.