Free Construction Calculators by USBuildCalc
Interactive construction and DIY calculators for contractors and homeowners. Enter your dimensions and get instant material estimates with a step-by-step breakdown and the formula explained.
🏗️ Construction & DIY
Calculators for concrete, roofing, paint, drywall, lumber, tile, and other building materials. Built for US contractors and DIYers.
Concrete Calculator
Free concrete calculator that turns your slab, footing, or pad dimensions into cubic yards and the number of pre-mix bags you need. Enter...
Paint Calculator
Free paint calculator that turns wall area, number of coats, and coverage into the gallons of paint you need. Use it as a paint coverage ...
Roofing Calculator
Free roofing calculator that converts your roof footprint and pitch into roofing squares, shingle bundles, and estimated cost. Works as a...