Calculate exactly how many concrete bags you need for your project. Get instant results for 40lb, 60lb, 80lb, and 90lb bag quantities with cost estimates.
Enter your project dimensions to calculate concrete bags needed
Our concrete bag calculator helps you determine the exact number of pre-mixed concrete bags needed for your project, saving you time and money.
Covers ~0.3 cubic feet
Best for small repairs
Covers ~0.45 cubic feet
Popular for medium projects
Covers ~0.6 cubic feet
Standard for most projects
Covers ~0.675 cubic feet
Best value for large projects
Enter the length, width, and thickness of your concrete area in your preferred units.
Click calculate to get the exact number of bags needed for different weight options.
Select the best bag size for your project based on cost, convenience, and availability.