Home Back

How To Calculate Cubic Feet From Square Feet

Cubic Feet Formula:

\[ CF = \text{square feet} \times \text{height} \]

ft²
feet

Unit Converter ▲

Unit Converter ▼

From: To:

1. What is Cubic Feet Calculation?

Cubic feet (ft³) is a unit of volume that measures three-dimensional space. It's commonly used to calculate the capacity of containers, rooms, or any space where you need to know the total volume.

2. How Does the Calculator Work?

The calculator uses the simple formula:

\[ CF = \text{square feet} \times \text{height} \]

Where:

Explanation: To find the volume in cubic feet, you multiply the area in square feet by the height or depth in feet.

3. Practical Applications

Details: Cubic feet calculations are essential for determining storage capacity, shipping volumes, concrete requirements, and space planning in construction and interior design.

4. Using the Calculator

Tips: Enter the area in square feet and the height in feet. Both values must be positive numbers. The calculator will automatically compute the volume in cubic feet.

5. Frequently Asked Questions (FAQ)

Q1: What's the difference between square feet and cubic feet?
A: Square feet measures area (2D space) while cubic feet measures volume (3D space).

Q2: How many cubic feet are in a cubic yard?
A: There are 27 cubic feet in 1 cubic yard (3 feet × 3 feet × 3 feet).

Q3: Can I use this for irregular shapes?
A: No, this calculator is for rectangular spaces. For irregular shapes, you'd need more complex calculations.

Q4: How accurate should my measurements be?
A: For most practical purposes, measuring to the nearest inch (0.08 feet) is sufficient.

Q5: What if my height is in inches?
A: Convert inches to feet by dividing by 12 before entering the value (e.g., 6 inches = 0.5 feet).

Cubic Feet Calculator© - All Rights Reserved 2025