Concrete Calculators
Calculate concrete volume for slabs, columns, footings, and more construction projects.
Concrete Slab Calculator
Estimate concrete for any slab project — get cubic yards, 80lb & 60lb bag counts, and total material cost. Includes thickness guide, common sizes (10×10, 10×12, 20×20), and bag-to-yard conversion.
Concrete Wall Calculator
Calculate concrete needed for poured walls. Perfect for retaining walls, basement walls, and foundation walls.
Round Column Calculator
Calculate concrete needed for round cylindrical columns. Ideal for porch posts, structural columns, and decorative pillars.
Square Column Calculator
Calculate concrete needed for square or rectangular columns. Perfect for piers, posts, and structural supports.
Footing Calculator
Calculate concrete needed for rectangular footings. Ideal for deck footings, column foundations, and pier pads.
Concrete Steps Calculator
Calculate concrete needed for stairs and steps. Includes optional landing/platform volume calculation.
Curb & Gutter Calculator
Calculate concrete needed for curb and gutter combinations. Perfect for driveway edges, parking lots, and streets.
Round Concrete Calculator
Calculate concrete needed for circular slabs, round pads, sonotubes, and cylinders. Get volume in cubic yards, bags required, and total cost.
Block Calculator
Calculate the number of concrete blocks (CMU) needed for your wall. Includes standard 8x8x16 blocks with mortar joints.
Post Hole Calculator
Calculate concrete needed for fence posts, deck posts, and sign posts. Includes volume per hole and total for all posts.
Sonotube Calculator
Calculate concrete needed for sonotubes and concrete forming tubes. Perfect for deck footings, piers, and column supports.
Gravel Calculator
Calculate the amount of gravel or crushed stone needed for your project base. Includes compaction factor.
Sand Calculator
Calculate the amount of sand needed for your project. Perfect for paver base, sandbox, or concrete mixing.
Rebar Calculator
Calculate the amount of rebar needed for concrete reinforcement. Includes grid layout and total length.
Concrete Bag Coverage Calculator
Calculate how much area a specific number of concrete bags will cover. Reverse calculation from bags to slab size.
Driveway Calculator
Calculate concrete needed for driveways with included reinforcement and expansion joint recommendations.
Gap Fill Calculator
Calculate concrete or grout needed to fill gaps, holes, or irregular spaces. Volume calculation for fills.
Popular Slab Sizes
Pre-calculated concrete needs for common slab dimensions.