Crushed Stone Calculator
Estimate crushed stone for a driveway base, drainage or paver sub-base. Enter your area and depth to get cubic yards and tons. Nothing is uploaded — it all runs in your browser.
You'll need
Crushed stone (e.g. #57) is usually delivered by the cubic yard or ton. Weight assumes ~1.7 t/m³; add a waste % for spillage.
How to use the crushed stone calculator
- Measure your area Length × width for a rectangle, or the diameter for a circle.
- Set the depth How thick a layer you're laying.
- Read the result Cubic yards for bulk, tons for weight-priced material, or bags for a small job — add a waste % for spillage.
Crushed Stone Calculator FAQ
How much crushed stone do I need?
Multiply the area by the depth for the volume, then convert to cubic yards or tons. Enter your dimensions above.
How many tons of crushed stone in a cubic yard?
Roughly 1.4–1.5 tons per cubic yard depending on the stone size and density.
What depth of crushed stone for a driveway base?
A base layer is commonly 4 inches, sometimes more for soft ground, built up and compacted in lifts.