Calculate Cu Ft – Cost Calculator | Online Quote & Profit Estimator

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Cubic Feet (Cu Ft) Calculator

Unit of Measurement Feet (ft) Inches (in) Yards (yd) Centimeters (cm) Meters (m)

Length

Width

Height / Depth

Calculated Volume:

0 Cubic Feet (ft³)

How to Calculate Cubic Feet

Cubic feet (abbreviated as cu ft or ft³) is a unit of volume measurement in the Imperial and US Customary systems. It represents the volume of a cube with sides of exactly one foot in length.

To calculate the cubic footage of a rectangular space or object, you simply multiply the three dimensions together: Length, Width, and Height. However, the calculation changes depending on which unit of measurement you start with.

The Basic Formula:

Volume (ft³) = Length (ft) × Width (ft) × Height (ft)

Conversion Steps Based on Units

If measuring in Inches: Multiply Length × Width × Height and divide the total by 1,728 (because 12″ × 12″ × 12″ = 1,728).
If measuring in Yards: Multiply Length × Width × Height and multiply the total by 27 (because 3′ × 3′ × 3′ = 27).
If measuring in Meters: Multiply Length × Width × Height and multiply the total by 35.3147.

Real-World Examples

Example 1: Shipping a Box
A shipping box is 24 inches long, 18 inches wide, and 12 inches high.
Calculation: (24 × 18 × 12) = 5,184 cubic inches.
Conversion: 5,184 ÷ 1,728 = 3.0 Cubic Feet.

Example 2: Landscaping Mulch
You have a garden bed that is 10 feet long, 4 feet wide, and you want to fill it 0.5 feet deep (6 inches).
Calculation: 10 × 4 × 0.5 = 20.0 Cubic Feet.

Why Calculate Cubic Footage?

Understanding volume is essential for various tasks, including:

Freight and Logistics: Determining shipping costs and container space.
Construction: Calculating the amount of concrete, soil, or gravel needed for a project.
Storage: Choosing the right size of storage unit or refrigerator.
HVAC: Determining the heating or cooling capacity required for a specific room volume.