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How Much Roofing Shingles for a 14×20 Roof?

The answer

308 square

For a 14×20 ft roof, with 10% overage included. Estimated cost: $33,880 at US national average pricing.

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square

Area
With 10% overage
Or in bundle (33 sq ft)
Estimated cost (US avg)

How we calculated this

  1. 1. Area: 14 × 20 = 280 sq ft
  2. 2. Convert + overage: Add 10% for waste → 308 square
  3. 3. Cost: 308 × $110.00 ≈ $33,880

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