Construction materials calculators
Size the job. Order the right amount.
Stop guessing how much gravel, soil, or stone you need. Enter your area and depth — get cubic yards, tons, and bags in a second, with the math shown.
Calculators
12 live · more shippingHow it works
- 01
Measure
Enter your length, width, and depth — pick a shape if it’s not a rectangle.
- 02
Read the amount
See cubic yards, tons, and bags instantly, with a recommended overage.
- 03
Order with confidence
The formula and density are shown, so you can trust and defend the number.
Guides
All guides →How Much Gravel Do I Need for a Driveway?
How many tons of gravel a driveway needs — the right depth, the three-layer system, and a worked example — plus a free calculator that does the math for you.
Read →Gravel vs. Crushed Stone: What's the Difference?
Gravel and crushed stone look similar but behave differently. Here's how they compare on shape, drainage, compaction, weight, and cost — and which to use for your project.
Read →How Much Mulch Do I Need? Depth, Coverage & Bags
How much mulch your beds need — the right depth, how much a cubic yard covers, bags vs bulk, and a worked example — plus a free calculator that gives you yards and bags.
Read →