Free construction calculators
Interactive calculators for concrete, roofing, paint and more. Enter your numbers and get instant material estimates with a step-by-step breakdown and cited sources.
Popular calculators
Related calculators
-
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...
-
Cubic Yards Calculator
Enter length, width, and depth to turn any slab, garden bed, driveway, or trench into cubic yards, cubic feet, and cubic inches, with a w...
-
Deck Calculator
Free deck calculator that turns your deck's length and width into decking boards, linear feet, fasteners, and an estimated material cost....
-
Drywall Calculator
Free drywall calculator that turns your wall and ceiling area into the number of sheets, joint compound, and screws you need. Works as a ...
-
Fence Calculator
Turn your fence line into a materials list: enter total length, height, and post spacing to get posts, panels, rails, pickets, a recommen...
-
Lumber Calculator
Free lumber calculator that converts board dimensions into board feet and total cost. Use it as a board foot calculator for framing, deck...
-
Mulch Calculator
Free mulch calculator that turns a bed's length, width, and depth into cubic yards, cubic feet, and 2-cubic-foot bags. Enter your dimensi...
-
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 ...
About USBuildCalc
Free construction calculators for contractors and DIYers in the US. Calculate concrete cubic yards, roofing squares, paint gallons, drywall sheets, lumber boards, and more. Built with stable physics formulas and 2026 material price ranges.
Free construction & DIY calculators — concrete, roofing, paint, drywall and more for US contractors and homeowners