Building tool

Gravel Calculator

Estimate cubic yards and tons of gravel from area, depth, and density.

Runs in your browser
Gravel Calculatorupdates live
Result
Area
300 sq ft
Volume
3.06 yd³
Estimated weight
4.28 tons
50 lb bags
172

Density and compaction vary by stone type, moisture, and supplier. Confirm delivery units before ordering.

How to use this gravel calculator

  1. Measure the project, enter the dimensions in the units shown, and add the waste, spacing, coverage, or material settings that apply.
  2. Review the calculated totals, units, and assumptions. Check the inputs and units before relying on the result.
  3. Change one input at a time to compare another case, then copy or save the result you plan to use.

About this gravel calculator

Gravel Calculator helps you estimate cubic yards and tons of gravel from area, depth, and density. The input and result appear together for easy comparison.

You can also use it to compare results after changing one input.

Example

Use the Gravel Calculator for a 20-by-10-foot area at the planned depth, then add waste before ordering bags, yards, or tons.

Common uses

  • estimate cubic yards and tons of gravel from area, depth, and density
  • compare results after changing one input
  • save an estimate for planning or comparison