Construction Calculators · Concrete

Concrete Calculators

Every concrete calculation you need — volume, bags, blocks, and installed cost — for slabs, driveways, patios, and foundations.

US Calculators

Concrete Calculator

Calculate cubic yards for slabs, driveways, footings, and columns.

Concrete Slab Calculator

Volume, bag count, and full installed cost estimate for any slab.

Concrete Bag Calculator

Exact 40/60/80 lb bag count for your pour, with waste factor.

Concrete Block Calculator

How many 8×8×16 CMU blocks you need for any wall, with mortar.

Concrete Calculator (UK)

Cubic metres for slabs, drives, and footings — UK measurements.

Concrete Bag Calculator (UK)

25 kg bag count for any pour, UK units.

Concrete Block Calculator (UK)

440×215×100 mm block count for walls.