Cubic Inches Calculator
Find a volume in cubic inches from length, width and height or from an area and depth, in any units.
Change the values and press Calculate to work out your own figures.
Length, width and height
Enter the three dimensions.
Show the working
- volume = length × width × height
Area and depth
Enter the area and its depth.
Show the working
- volume = area × depth
How to use it
Enter the three dimensions. Enter the area and its depth.
Lengths can be decimals, fractions or tape entries such as 12' 6 1/2" (in feet or inches). Prices are optional.
Key facts
cubic inches = length × width × height (in inches)
Units
A cubic yard is 27 cubic feet, a cubic foot 1,728 cubic inches, and a cubic meter about 35.31 cubic feet. Lengths can be typed as tape readings such as 12' 6".
Questions
How many cubic inches in a cubic foot?
1,728 (12 × 12 × 12).
How do I convert cm³ to cubic inches?
Divide by 16.387064.
Formulas
cubic inches = length × width × height (in inches)
Sources
Limitations
- Material densities are typical values (the midpoint of the commonly published range); real loads vary with moisture, grading and compaction, so check with your supplier or type in their density.
- Tank results are the geometric volume; real tanks have wall thickness and fittings.