Convert any length, width and depth into cubic yards, cubic feet and tons.
Enter all three in inches. We convert to feet and yards for you.
Tonnage uses a 1.4 factor for typical aggregate. Confirm density with your supplier.
We convert each inch measurement to feet, multiply for cubic feet, then divide by 27 for cubic yards. Bulk materials are sold by the yard, so this is the number your supplier needs. Tonnage uses a 1.4 density factor that suits most gravel, sand and crushed stone.
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27. A yard is 3 feet, and 3 × 3 × 3 = 27 ft³.
Sand ~2,600–3,000 lbs, gravel ~2,400–2,900 lbs, topsoil ~2,000 lbs per cubic yard.
Multiply ft² by depth in feet, divide by 27. Example: 100 ft² × 0.33 ft ÷ 27 = 1.22 yd³.
Yes — add 10–15% for compaction and spillage. A second delivery usually costs more.