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How much roofing for a 1,200 sq ft house with 8/12 pitch?

Answer
15.9 squares (48 bundles)
Actual roof area: 1,587 sq ft (with pitch)Includes 10% waste factorEstimated shingle cost: $1,680–$2,640

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How We Calculated This

Squares = (Footprint × Pitch Multiplier × 1.10) / 100

1,200 × pitch factor × 1.10 = 1,587 sq ft. Squares = 15.9. Bundles = 48.

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Calculated using verified formulas. Last updated March 2026.