How Much Concrete for a 12×20 Walkway?
The answer
3.26 cubic yard
For a 12×20 ft walkway at 4" depth, with 10% overage included. Estimated cost: $538 at US national average pricing.
Calculate Concrete
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You need
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cubic yard
- Area
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- Volume
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- With 10% overage
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- Or in 60 lb bag
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- Estimated cost (US avg)
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How we calculated this
- 1. Area: 12 × 20 = 240 sq ft
- 2. Volume: 240 × (4/12) = 80 cubic feet
- 3. Convert + overage: Add 10% for waste → 3.26 cubic yard
- 4. Cost: 3.26 × $165.00 ≈ $538
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