Free Construction Calculators
Concrete, drywall, electrical, paint, mulch, grout, landscaping, framing — built for builders and DIYers.
All Construction Calculators
Concrete & Masonry
Concrete volume, slabs, brick, paver, asphalt, mortar, tile grout, CMU block grout
Concrete Calculator
Calculate cubic yards of concrete for slabs, footings, columns, and walls.
Concrete Slab Calculator
Calculate cubic yards and bags for concrete slabs by length, width, and thickness.
Tile Grout Calculator
Calculate grout for tile with brand-specific bag counts.
CMU Block Grout Calculator
Grout fill calculator for concrete masonry block walls.
Brick Calculator
Calculate bricks and mortar bags for walls and patios by size.
Mortar Calculator
Calculate bags of mortar mix by brick or block count and joint thickness.
Asphalt Calculator
Calculate tons of asphalt for driveways and parking lots with cost estimates.
Paver Calculator
Calculate paver count and base materials for patios and walkways.
Drywall & Insulation
Drywall sheets, joint compound, tape, screws, and insulation R-values
Electrical
Voltage drop, conduit fill, wire sizing — NEC compliant
Mulch Calculators
Cubic yards, bags, coverage, rubber mulch for playgrounds
Landscaping
Gravel, sod, topsoil, sand, rock tonnage, cost estimator, landscape lighting
Landscaping Rock Calculator
Calculate tons of rock by type — river rock, gravel, DG, and more.
Landscaping Cost Estimator
Estimate landscaping project costs with materials and labor.
Landscape Lighting Calculator
Calculate transformer size, wire gauge, and voltage drop.
Gravel Calculator
Calculate tons and cubic yards of gravel by type — pea gravel, river rock, crushed stone.
Sod Calculator
Calculate sod rolls or pallets for your lawn with waste factor and cost.
Topsoil Calculator
Calculate cubic yards of topsoil needed with delivery truck sizing.
Sand Calculator
Calculate cubic yards and tons of sand by type — play sand, builder's sand, paver base.
Paint & Flooring
Paint gallons, paint coverage, stain coverage, tile count, flooring sq ft and cost
Paint Calculator
Calculate gallons of paint for walls and ceiling with door/window deductions.
Paint Coverage Calculator
Calculate gallons of paint by room dimensions, coats, and cutouts.
Stain Coverage Calculator
Calculate gallons of stain for decks and fences by wood type.
Tile Calculator
Calculate number of tiles needed with waste factor and layout options.
Flooring Calculator
Calculate sq ft, boxes, and cost for hardwood, laminate, or LVP.
Framing & Wood
Beam sizing, deck boards, board feet, firewood cords
Measurement
Square footage, cubic yards, acreage — general purpose measurement calculators
Disclaimer: Calculators provide estimates. Always verify with local building codes and consult a professional for structural work.