Free Construction Material Calculators
Accurate material estimates for US builders and contractors. Get your shopping list in seconds — foundation to roof.
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Calculator Categories
Foundation Calculators
Calculate materials for concrete foundation work including anchor bolts, sill seal, and pressure treated plates.
15 calculators →
Floor Framing Calculators
Estimate all floor framing materials including rim joists, floor joists, bridging, subfloor adhesive, and OSB panels.
5 calculators →
Wall Framing Calculators
Calculate all wall framing lumber including plates, studs, headers, and sheathing for any wall configuration.
6 calculators →
Roofing Calculators
Estimate all roofing materials from trusses and rafters to shingles and underlayment.
14 calculators →
Exterior Shell Calculators
Calculate housewrap, siding, flashing, and seam tape for your home's exterior envelope.
6 calculators →
Insulation & Drywall Calculators
Estimate insulation batts, vapor barriers, drywall sheets, screws, and joint compound for interior finish work.
4 calculators →
Hardware Calculators
Calculate framing nails, sheathing nails, joist hangers, hurricane ties, and other structural hardware.
6 calculators →
Finishing Calculators
Calculate paint, primer, stain, and finishing materials for interior and exterior surfaces.
4 calculators →
Outdoor Calculators
Calculate materials for decks, patios, fences, and outdoor structures.
11 calculators →
Flooring Calculators
Calculate materials for flooring projects including hardwood, carpet, tile, and laminate with waste factors and cost estimates.
4 calculators →
Stair Calculators
Calculate stair dimensions, stringer lengths, rise over run, spiral staircases, and landings. Free stair calculators that meet IRC building code requirements.
6 calculators →
Most Popular Calculators
Why Use BuildEstimatory?
Instant Results
Get your material list in seconds — no account, no signup required.
US Code Standards
Built around standard US framing practices: 16" and 24" OC spacing, 4x8 sheets, and more.
Shopping-Ready Output
Results come as a clear shopping list with quantities and units you can take straight to the lumber yard.