Free Construction Calculators
Pick a trade below to calculate material quantities and estimated costs. Every calculator is free with no signup. Need to combine multiple trades into one project estimate? Try BuildMath Pro.
Concrete Calculator
Calculate cubic yards of concrete for slabs, footings, and posts. Get material quantities and cost estimates.
Framing Calculator
Calculate studs, plates, and headers for wall framing. Get complete material lists with costs.
Drywall Calculator
Calculate drywall sheets, joint compound, tape, and screws. Know exactly what to buy.
Roofing Material Calculator
Calculate shingle bundles, underlayment, ridge cap, and nails for your roof. Estimate total material costs.
Paint Calculator
Calculate gallons of paint needed by room dimensions and number of coats. Includes primer estimate.
Insulation Calculator
Calculate batt or blown-in insulation for walls and ceilings. Get bags, rolls, and costs.
Flooring Calculator
Calculate tile, hardwood, or LVP flooring quantities. Includes waste factor and material costs.
Decking Calculator
Calculate deck boards, joists, posts, and hardware. Get a complete material list with costs.