Topsoil Calculator
Calculate the topsoil needed for lawns and garden beds.
Enter your values to see the result.
Estimates only. Measure carefully and check quantities with your supplier before ordering.
Continue your work
- Mulch Calculator — Cover the bed with mulch.
- Sod Calculator — Lay sod on the new soil.
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Clear instructions
Find steps, examples and limitations below.
Use online
Open the tool in a supported web browser.
Free to use
No sign-up required. Tool-specific limits may apply.
How to use the Topsoil Calculator
Calculate the topsoil needed for lawns and garden beds.
- 1 Enter the length, width and depth.
- 2 Add waste and an optional price.
- 3 Read the volume, weight and bags.
Example and practical tips
A 20 × 10 ft raised bed filled 4 in deep needs about 2.5 cubic yards of topsoil.
Frequently asked questions
How much topsoil for a new lawn?
4–6 in gives grass roots a good start.
Does soil settle?
Yes, by 10–20%, so order a little extra for raised beds.
Report an issue
Something broken or not quite right? Tell us and we will look into it.