Roof Shingle Calculator

    Calculate shingles needed for roofing

    ft
    ft

    Formula

    Area = L × W × Pitch Factor; Bundles = Squares × 3

    1 square = 100 sq ft; 3 bundles per square for standard shingles.

    Examples

    40×25, 6/12 pitch

    ~34 bundles, ~

    ,190.

    Frequently Asked Questions

    About Roof Shingle

    Calculate shingles needed for roofing.