Construction calculators that just give you the number.
Material and labor math for the trades — concrete, framing, roofing, paint, siding, and more. Each one runs in your browser and returns the count, area, or cost instantly. Want it in your inbox? Every calculator can email you the estimate.
Concrete Calculator
Cubic yards + bag count for slabs, footings, and forms.
Open the calculator →Wall Framing Calculator
Stud count, nails, sheathing, and drywall for any wall.
Open the calculator →Roofing Squares Calculator
Roof squares, shingle bundles, and ridge cap from footprint + pitch.
Open the calculator →Paint Calculator
Gallons of paint from wall area and number of coats.
Open the calculator →Siding Calculator
Siding squares and nails from wall area.
Open the calculator →Drywall Calculator
Drywall sheets and screws for a wall.
Open the calculator →Flooring Calculator
Floor area, order quantity, and material cost.
Open the calculator →Roof Pitch Calculator
Pitch, angle, slope multiplier, and rafter length.
Open the calculator →Rafter Length Calculator
Rafter length and board size from span, pitch, and overhang.
Open the calculator →Insulation Calculator
Batt insulation coverage from area, R-value, and framing.
Open the calculator →