Concrete & Masonry Calculators

Size slabs, footings, patios and paver bases. Convert cubic yards into the exact number of bags or ready-mix trucks.

Calculate cubic yards of concrete and the exact number of bags for slabs, footings, columns and post holes.

Size a concrete slab: cubic yards, bags, weight and cost for patios, driveways, sheds and garage floors.

Calculate concrete for strip footings and foundations — cubic yards, bags, weight and cost.

Convert a concrete volume into the number of 40, 50, 60 and 80 lb bags — all four sizes side by side.

Size the compacted gravel base under a slab, patio, shed or driveway — in cubic yards and tons.

Calculate the crushed base and bedding sand needed under a paver patio, path or driveway.

Work out the bedding sand and polymeric joint sand needed for a paver patio or walkway.

Count the pavers you need for any patio, path or driveway — by paver size, with a waste allowance.

Get a complete paver patio material list: pavers, base gravel, bedding sand, joint sand and edging.