How Much Concrete for a 30×40 Driveway?
The answer
24.44 cubic yard
For a 30×40 ft driveway at 6" depth, with 10% overage included. Estimated cost: $4,033 at US national average pricing.
Calculate Concrete
Common projects
You need
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cubic yard
- Area
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- Volume
- —
- 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: 30 × 40 = 1200 sq ft
- 2. Volume: 1200 × (6/12) = 600 cubic feet
- 3. Convert + overage: Add 10% for waste → 24.44 cubic yard
- 4. Cost: 24.44 × $165.00 ≈ $4,033
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