About this calculator
Volume in cubic yards, which is how concrete, soil and mulch are sold in bulk, plus every other common unit.
How it’s calculated
Cubic yards = (L × W × D in feet) ÷ 27. Cylinder: π × r² × height.
Worked example
With these inputs:
- Shape
- Box / rectangle
- Length / height
- 10 ft
- Width
- 10 ft
- Depth / diameter
- 6 in
- Quantity
- 1
the result is:
- Volume
- 1.85 cu yd
- Cubic yards
- 1.852
- Cubic feet
- 50
- Cubic metres
- 1.416
- Litres
- 1,416
Tips from the trade
- Convert depth to the same unit as length before multiplying. Mixing inches and feet is the most common mistake.
Common questions
How many cubic feet in a cubic yard?
27.
Results are estimates for planning and pricing. Check quantities against your drawings, the manufacturer’s data and local building codes before ordering.