Materials · Outdoor

Gravel Calculator

Estimate gravel volume, approximate weight and number of bags for your project.

Length (m)

Width (m)

Depth (cm)

Extra allowance (%)

Approx. density (kg/m³)

Density varies with gravel type and moisture.

Estimated volume

—

Area
—

Litres
—

Weight
—

Tonnes
—

25 kg bags
—

How it works

We calculate length × width × depth, apply the extra allowance and use the chosen density to estimate weight.