Gravel and Mulch Calculator

Calculate how much gravel, sand, soil or mulch you need for an area and depth.

Quick answer: Gravel and Mulch Calculator: Calculate how much gravel, sand, soil or mulch you need for an area and depth. Everything runs in your browser, so nothing you enter is uploaded or stored.

How to use Gravel and Mulch Calculator

  1. Enter your values in the fields.
  2. The results update instantly as you type.
  3. Note or copy the numbers you need.

Features

Frequently asked questions

How do I calculate gravel needed?

Volume = length x width x depth. Multiply by the material density to get the weight.

What is the typical density?

Gravel is about 1.6 tonnes per cubic metre, sand about 1.5 and mulch about 0.4.

Is the Gravel and Mulch Calculator free?

Yes. It is free, needs no signup and works on any device.

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