Free Construction Material Calculators

Accurate material estimates for US builders and contractors. Get your shopping list in seconds β€” foundation to roof.

Quick Calculator

1. Choose Category

Foundation
Floor Framing
Wall Framing
Roofing
Exterior Shell
Insulation & Drywall
Hardware
Ad β€” 728x90 β€” Leaderboard

Calculator Categories

Foundation Calculators

Calculate materials for concrete foundation work including anchor bolts, sill seal, and pressure treated plates.

15 calculators β†’

Floor Framing Calculators

Estimate all floor framing materials including rim joists, floor joists, bridging, subfloor adhesive, and OSB panels.

5 calculators β†’

Wall Framing Calculators

Calculate all wall framing lumber including plates, studs, headers, and sheathing for any wall configuration.

6 calculators β†’

Roofing Calculators

Estimate all roofing materials from trusses and rafters to shingles and underlayment.

14 calculators β†’

Exterior Shell Calculators

Calculate housewrap, siding, flashing, and seam tape for your home's exterior envelope.

6 calculators β†’

Insulation & Drywall Calculators

Estimate insulation batts, vapor barriers, drywall sheets, screws, and joint compound for interior finish work.

4 calculators β†’

Hardware Calculators

Calculate framing nails, sheathing nails, joist hangers, hurricane ties, and other structural hardware.

6 calculators β†’

Finishing Calculators

Calculate paint, primer, stain, and finishing materials for interior and exterior surfaces.

4 calculators β†’

Outdoor Calculators

Calculate materials for decks, patios, fences, and outdoor structures.

11 calculators β†’

Flooring Calculators

Calculate materials for flooring projects including hardwood, carpet, tile, and laminate with waste factors and cost estimates.

4 calculators β†’

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 β†’

Most Popular Calculators

Why Use BuildEstimatory?

⚑

Instant Results

Get your material list in seconds β€” no account, no signup required.

🎯

US Code Standards

Built around standard US framing practices: 16" and 24" OC spacing, 4x8 sheets, and more.

πŸ›’

Shopping-Ready Output

Results come as a clear shopping list with quantities and units you can take straight to the lumber yard.