A Gravel Calculator

Instantly calculate cubic yards, tons and cubic feet of gravel for any area – free and instant.

  • Free
  • No sign-up
  • Instant results

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How to use it

  1. Enter length in feet.
  2. Enter width in feet.
  3. Enter depth in inches.
  4. Read cubic yards, tons and cubic feet results.

This tool converts the dimensions of your project into three practical measurements: cubic yards, tons (approx.), and cubic feet. Knowing cubic yards tells you how much material you need to order; tons helps you compare weight‑based pricing; cubic feet is useful for smaller jobs or when checking against container capacities. The calculator first turns depth from inches to feet, multiplies length, width and depth to get volume in cubic feet, then divides by 27 for cubic yards. It multiplies cubic yards by 1.4 US tons to estimate weight. For example, a 10 ft × 5 ft area 4 in deep yields 16.7 ft³, 0.62 yd³ and about 0.86 tons. Use these numbers to order the right amount without over‑ or under‑buying.

Pro tips

  • Add 5‑10% extra for compaction and spillage.
  • Round up to the nearest half‑yard for easier ordering.
  • Check local supplier weight limits – some charge per ton.
  • Double‑check depth conversion; a 2‑inch change can shift volume noticeably.

Real-life examples

  • A homeowner planning a new driveway needs to know how much gravel to order.
  • A landscaper estimating material for a garden path wants both volume and weight for budgeting.
  • A contractor comparing suppliers’ price per ton versus per cubic yard for a parking lot base.

Case study

Jane entered her patio dimensions (12 ft × 8 ft × 3 in) and instantly saw 0.89 yd³ and 1.25 tons, allowing her to order the exact amount, avoid a costly overrun, and finish on schedule.

Frequently asked questions

How do I convert depth from inches to feet?
Divide the inches by 12; the calculator does this automatically.
Why does the calculator show tons?
Suppliers often price gravel by weight, so tons give a realistic cost estimate.
Is the 1.4 ton per cubic yard value accurate for all gravel types?
It's a standard average; actual weight may vary slightly by stone size and moisture.
Should I round up the cubic yards result?
Yes, round up to the nearest 0.5 yd³ to ensure enough material after compaction.
Can I use this calculator for sand or mulch?
The volume conversion works, but weight per yard differs; use the appropriate factor for those materials.