Gravel Calculator – Calculate Cubic Yards of Gravel & Crushed Stone
Installing gravel driveways, patio sub-base and garden rock paths requires accurate volume estimation. Under-ordering bulk gravel leads to incomplete projects, while over-ordering wastes money and delivery fees. This free tool calculates how many cubic yards of gravel you need based on surface area and paving depth.
Tool Features
- Convert square footage and depth into cubic yards of gravel
- Adjustable waste percentage for uneven ground and spillage
- Works for crushed stone, pea gravel, landscape rock projects
- Suitable for driveways, patio base, garden paths and drainage trenches
- Help calculate bulk delivery quantity for landscaping suppliers
Common Use Cases
- Gravel driveway installation and resurfacing
- Crushed stone base under pavers and patios
- Decorative rock garden pathways and drainage areas
- Landscapers estimating material for residential clients
Frequently Asked Questions
Q: How deep should a gravel driveway be?
A: Regular vehicle driveways need 6–8 inches compacted gravel; light foot traffic paths only require 3–4 inches.
Q: Should I add extra volume for compaction?
A: Gravel compacts roughly 10–15%. Use the waste percentage setting to account for compaction and spreading losses.