Free Concrete & Masonry Calculators

Calculate concrete volumes, block counts, material quantities, and project costs for your masonry project — all for free. No signup, no guesswork.

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Concrete

Slab volume, column volume, footing volume, bags needed, cost estimator, rebar spacing, cure time, and mix ratio calculators.

8 calculators

Block & Brick

CMU block count, brick count, mortar quantity, wall cost, brick paver, retaining wall, lintel sizing, and grout fill calculators.

8 calculators

Stone & Tile

Flagstone area, stone veneer, tile quantity, grout quantity, thin-set coverage, natural stone weight, and patio layout calculators.

7 calculators

Structural & Planning

Load-bearing wall capacity, footer sizing, compressive strength, frost depth, expansion joints, waterproofing, and excavation calculators.

7 calculators

Popular Calculators

Concrete Volume (Slab) Calculator

Calculate the volume of concrete needed for a rectangular slab, patio, or driveway. Enter length, width, and thickness to get cubic yards and bags needed.

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Concrete Volume (Column/Pier) Calculator

Calculate concrete needed for round or square columns and piers. Supports sonotube calculations for deck posts, fence posts, and structural piers.

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Bags of Concrete Needed Calculator

Calculate how many bags of premixed concrete you need for your project. Supports 40-lb, 60-lb, and 80-lb bag sizes with waste factor.

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Concrete Cost Estimator

Estimate the total cost of a concrete project including materials, delivery, labor, and finishing. Compare ready-mix truck delivery vs. bagged concrete.

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CMU Block Count Calculator

Calculate the number of concrete masonry unit (CMU) blocks needed for a wall. Supports standard 8x8x16 and other common block sizes.

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Brick Count (Wall) Calculator

Calculate the number of bricks needed for a wall, chimney, or veneer project. Supports standard modular, queen, and king size bricks.

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Brick Paver Calculator

Calculate the number of brick pavers needed for a patio, walkway, or driveway. Supports common paver sizes and patterns including herringbone and running bond.

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Flagstone Area Calculator

Calculate the amount of flagstone needed for patios, walkways, and stepping stone paths. Estimate tonnage, coverage, and material costs for natural flagstone.

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Tile Quantity Calculator

Calculate the number of tiles needed for floors, walls, backsplashes, and showers. Supports common tile sizes with layout pattern adjustments.

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Patio Stone Layout Calculator

Plan a patio stone layout with exact dimensions. Calculate stone counts, border pieces, and material quantities for square and rectangular pavers.

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