Roofing Calculator

Enter roof size in squares or use dimensions below. If both are entered, squares will override dimensions.

Roof Size (Squares) Length (ft) Width (ft) Pitch Flat 4/12 6/12 8/12 10/12 12/12 Number of Valleys Number of Ridges

Costs

Price Per Bundle Underlayment Cost per Roll Nails Cost per Pound Labor per Square

Enter zero if you are not calculating labor.

Markup % Waste % Calculate Print / PDF