How Much Gravel for a 15×20 Driveway?
The answer
6.11 ton
For a 15×20 ft driveway at 6" depth, with 10% overage included. Estimated cost: $336 at US national average pricing.
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You need
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ton
- Area
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- Volume
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- With 10% overage
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- Or in 0.5 cu ft bag
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- Estimated cost (US avg)
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How we calculated this
- 1. Area: 15 × 20 = 300 sq ft
- 2. Volume: 300 × (6/12) = 150 cubic feet
- 3. Convert + overage: Add 10% for waste → 6.11 ton
- 4. Cost: 6.11 × $55.00 ≈ $336
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