Cubic Feet Calculator — Calculate Volume in Cubic Feet (cu ft)
Need to find the volume of a box, room, or shipment quickly? Use our Cubic Feet Calculator to convert length, width, and height into cubic feet instantly. This easy-to-use tool is perfect for movers, DIYers, builders, and anyone who works with space and volume.
How the Cubic Feet Calculator Works
The calculator uses a simple formula:
Cubic Feet = Length × Width × Height
Make sure all measurements are in feet. If your measurements are in inches or centimeters, convert them to feet first (for inches: divide by 12). For example, a box 2 ft × 3 ft × 1.5 ft = 9 cubic feet.
Step-by-step Example
- Measure length, width, and height in feet.
- Multiply the three measurements together.
- Result is the volume in cubic feet (cu ft).
Why Use a Cubic Feet Calculator?
Calculating cubic feet manually is prone to mistakes, especially when converting units. An online cubic foot calculator saves time, helps you estimate storage needs, and assists with shipping calculations where carriers charge by volumetric weight.
Common Uses
- Packing and shipping — estimate box volume for carrier pricing.
- Home renovation — calculate concrete, insulation, or paint needs for enclosed spaces.
- Storage planning — choose the right storage unit size for your items.
FAQ
Q: How do I convert cubic inches to cubic feet?
A: Divide cubic inches by 1,728 (12³) to get cubic feet.
Q: Can I use decimals?
A: Yes. Decimals give precise volume results (e.g., 1.25 ft).
Ready to Calculate?
Enter your dimensions into the tool above and get an instant result. Accurate measurements lead to accurate planning — whether you’re moving, building, or shipping.
Open the Cubic Feet Calculator