Gravel / Mulch Calculator
Cubic yards of gravel, mulch, or topsoil
📚 Learn more — how it works, FAQ & guide Click to expand
Learn more — how it works, FAQ & guide
Click to expand
Gravel / mulch calculator
Calculate cubic yards + tons of gravel, mulch, topsoil, sand.
How to use this tool
- 1
Pick area shape
Rectangle or circle.
- 2
Enter dimensions + depth
Depth is how deep the material layer should be.
- 3
Get volume + weight
Cubic yards, cubic meters, tons.
Frequently Asked Questions
Material densities (approx)
Gravel: 1.5 tons/cu yd. Sand: 1.3 tons/cu yd. Topsoil: 1.2 tons/cu yd. Mulch: 0.4 tons/cu yd. Varies by moisture + compaction.
Recommended depths
Gravel driveway: 4-6 in. Mulch beds: 2-3 in. Pea gravel: 2 in. Sand base: 2 in.
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