Free Shingle Calculator
Calculate Shingle Bundles & Roofing Squares Needed
Use roof calculator if unknown
10-15% recommended
📋 Shingle Coverage Guide
- 1 Bundle covers ~33.3 sq ft
- 3 Bundles = 1 Roofing Square (100 sq ft)
- Add 15% for waste and cuts
❓ Shingle Calculator FAQ
How many bundles of shingles do I need?
(Area × 1.15) ÷ 33.3. Bundles = (Area × 1.15) ÷ 33.3. 3 bundles = 1 square.
How many bundles per square?
3-tab: 3 bundles. Architectural: 3-4 bundles per square.
How much does a bundle cover?
One bundle covers ~33.3 sq ft. Add 10-15% for waste.
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