🏠 Free Calculator
Shingles Calculator
Estimate bundles and squares of roofing shingles needed for your roof. Calculate based on roof dimensions, pitch, and waste factor.
🏠 Shingles Required
0 squares
🏠 Shingles calculation: 1 square = 100 sq ft. Roof area = (Length × Width × Sides) × Pitch Multiplier. Add 10-15% waste for starter strips, hips, and valleys.
💡 Pro tip: 3-tab shingles: 3 bundles per square. Architectural: 3-4 bundles per square (check manufacturer). Always order extra for future repairs.