Cubic Feet Calculator

Quickly find the volume of rectangular or cylindrical objects in cubic feet. This tool handles unit conversions automatically so you can enter inches, yards, or meters.

Shape Type*

Input Unit*

Length / Height*

Width

Depth / Height

Diameter

Formulas: Box: Length × Width × Height Cylinder: π × (Diameter/2)² × Height (All units converted to feet before calculation)

A box measuring 24 inches (2ft) x 12 inches (1ft) x 36 inches (3ft): Volume = 2 × 1 × 3 = 6 Cubic Feet.

What is a cubic foot?

A cubic foot (ft³) is a unit of volume in the Imperial and US Customary systems. It is the volume of a cube with sides that are exactly one foot (12 inches) in length.

How do I calculate cubic feet for a box?

Multiply the length, width, and height of the object in feet. If your measurements are in inches, multiply Length × Width × Height and then divide by 1,728 (since 12³ = 1,728).

How many cubic feet are in a cubic yard?

There are exactly 27 cubic feet in one cubic yard (3 ft × 3 ft × 3 ft = 27 ft³).

What is this calculator used for?

Cubic feet calculations are essential for determining shipping volumes, refrigerator capacity, storage space, and the amount of materials like soil, mulch, or concrete needed for a project.

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Cubic Yards Calculator

🔗 Related Calculators

📐 Formula

Formulas: Box: Length × Width × Height Cylinder: π × (Diameter/2)² × Height (All units converted to feet before calculation)

📝 Example Calculation

A box measuring 24 inches (2ft) x 12 inches (1ft) x 36 inches (3ft): Volume = 2 × 1 × 3 = 6 Cubic Feet.

❓ Frequently Asked Questions

What is a cubic foot?▼

A cubic foot (ft³) is a unit of volume in the Imperial and US Customary systems. It is the volume of a cube with sides that are exactly one foot (12 inches) in length.

How do I calculate cubic feet for a box?▼

Multiply the length, width, and height of the object in feet. If your measurements are in inches, multiply Length × Width × Height and then divide by 1,728 (since 12³ = 1,728).

How many cubic feet are in a cubic yard?▼

There are exactly 27 cubic feet in one cubic yard (3 ft × 3 ft × 3 ft = 27 ft³).

What is this calculator used for?▼

Cubic feet calculations are essential for determining shipping volumes, refrigerator capacity, storage space, and the amount of materials like soil, mulch, or concrete needed for a project.