The gravel quantity checker
How many bags of gravel do I need?
Enter the area, depth and bag size. Get a quick estimate before you order gravel for a path, border or driveway.
Use the supplier's actual bag size
Gravel density and bag fill vary. This estimates volume and uses a cautious typical density; check the product's stated coverage and add a small allowance for uneven ground and settlement.
Read UK gravel guidance ↗