How does the Concrete Calculator work?
The Formula
L x W x HExample: 10x10 slab 4" thick = 1.23 yards.
Frequently Asked Questions
Bags?
80lb bag is ~0.6 cu ft.
Plan your construction projects with our Concrete Calculator. Calculate the volume of concrete needed for slabs, pillars, and footings in cubic yards or bags. Ideal for DIYers and professional builders looking for accurate material estimates.
L x W x H80lb bag is ~0.6 cu ft.