Construction Calculators
Free online construction calculators. 20 tools available.
Concrete Calculator
Calculate concrete needed for slabs, footings, columns
Roofing Calculator
Calculate roofing materials and bundles needed
Flooring Calculator
Calculate flooring materials with waste factor
Tile Calculator
Calculate tiles needed for floors and walls
Paint Calculator
Calculate paint needed for walls and ceilings
Brick Calculator
Calculate bricks needed for walls
Drywall Calculator
Calculate drywall sheets needed
Insulation Calculator
Calculate insulation R-value and materials
Lumber Calculator
Calculate lumber size for spans
Asphalt Calculator
Calculate asphalt for driveways and paths
Gravel Calculator
Calculate gravel needed in yards and tons
Soil Calculator
Calculate soil needed for gardening
Fencing Calculator
Calculate fencing panels and posts needed
Wallpaper Calculator
Calculate wallpaper rolls needed
Siding Calculator
Calculate siding materials for exterior walls
Foundation Calculator
Calculate concrete and rebar for foundation
Beam Load Calculator
Calculate beam load capacity
Stairs Calculator
Calculate stair dimensions and materials
Rafter Calculator
Calculate rafter length and cuts
Electrical Calculator
Calculate wire gauge and breaker size
About Construction Calculators
Our construction calculators cover every tool you need. Each calculator is free, instant, and works directly in your browser with no signup required.
Whether you're a professional, student, or just need a quick calculation, our construction tools provide accurate results using standard formulas and methods.