Convert Cubic Foot to Cubic Inch
Enter the number of cubic feet that you want to convert to cubic inches.
How to Convert Cubic Feet to Cubic Inches
The cubic foot and cubic inch are both units of volume. By definition, 1 cubic foot equals exactly 1728 cubic inches. This means to convert cubic feet to cubic inches, you multiply by 1728.
Formula
Step-by-Step Example
Convert 5 ft³ to cubic inches:
We need to convert cubic feet to cubic inches
Since 1 ft³ = 1728 in³, multiply by 1728
5 × 1728 = 8640
5 ft³ = 8640 in³
Cubic Foot to Cubic Inch Conversion Table
Quick reference table for common cubic foot to cubic inch conversions. Click any value for detailed calculation.
| Cubic Feet (ft³) | Cubic Inches (in³) |
|---|---|
| 0.1 ft³ | 172.8 in³ |
| 0.5 ft³ | 864 in³ |
| 1 ft³ | 1728 in³ |
| 2 ft³ | 3456 in³ |
| 5 ft³ | 8640 in³ |
| 10 ft³ | 17280 in³ |
| 25 ft³ | 43200 in³ |
| 50 ft³ | 86400 in³ |
| 100 ft³ | 172800 in³ |
About These Units
Cubic Foot (ft³)
A cubic foot (ft³ or cu ft) equals 1,728 cubic inches, 7.48 gallons, or 28.32 liters. Cubic feet measure refrigerator capacity, storage units, natural gas usage, and shipping volumes. One cubic foot of water weighs 62.4 pounds.
Cubic Inch (in³)
A cubic inch (in³) equals 16.387 milliliters or 0.554 fluid ounces. Cubic inches measure engine displacement (e.g., 350 cubic inch V8), small containers, and 3D printing volumes. There are 1,728 cubic inches in a cubic foot.
Frequently Asked Questions
How do I convert cubic feet to cubic inches?
To convert cubic feet to cubic inches, multiply the value by 1728. For example, 10 ft³ = 17280 in³.
How many cubic inches are in 1 cubic foot?
1 cubic foot equals 1728 cubic inches.
What is the formula for cubic feet to cubic inches?
The formula is: in³ = ft³ × 1728.