Shingle bundles by roof size & waste

Three bundles cover one roofing square (100 sq ft). This chart shows bundles for common roof sizes at typical waste levels, from bundles = ceil(squares × (1+waste) × 3). Use the bundle calculator for your exact roof.

Roof area (sq ft)SquaresBundles (+10%)Bundles (+15%)
1,00010.003335
1,50015.005052
2,00020.006669
2,50025.008387
3,00030.0099104
3,50035.00116121

3 bundles per square; bundles are rounded up to the whole bundle.