Convert Cubic inches to cubic feet

1 cubic inch = 0.000578704 cubic feet · ft³ = in³ ÷ 1,728

in³
Cubic feet
0.000578704ft³

1 cubic inch = 0.000578704 cubic feet

When you need this conversion

This conversion goes from cubic inches, used for engine displacement and small volumes, to cubic feet, used for appliance capacity and freight in the US. Both measure the same physical quantity, so the conversion is exact — the difference is which unit your source, tool, or region happens to use.

Cubic inches to cubic feet conversion table

Conversion table from cubic inches to cubic feet
Cubic inches (in³)Cubic feet (ft³)
1 in³0.000578704 ft³
2 in³0.001157407 ft³
3 in³0.001736111 ft³
5 in³0.002893519 ft³
10 in³0.005787037 ft³
15 in³0.008680556 ft³
20 in³0.011574 ft³
25 in³0.014468 ft³
50 in³0.028935 ft³
75 in³0.043403 ft³
100 in³0.05787 ft³
250 in³0.144676 ft³
500 in³0.289352 ft³
1,000 in³0.578704 ft³

The formula

ft³ = in³ ÷ 1,728

Because both units measure volume, the conversion is a single multiplication by a fixed factor. That factor never changes, so the result is exact.

Convert the other way

Cubic feet to cubic inches →

Related volume conversions

All volume conversions →

Frequently asked questions

How many cubic feet are in a cubic inch?
There are 0.000578704 cubic feet in 1 cubic inch. The formula is ft³ = in³ ÷ 1,728.
How do you convert cubic inches to cubic feet?
Use the formula ft³ = in³ ÷ 1,728. For example, 10 cubic inches equals 0.005787037 cubic feet.
Is the cubic inches to cubic feet conversion exact?
Yes. Cubic inches and cubic feet are both units of volume, related by an exact defined factor. Displayed results are rounded for readability.
What is in³ short for?
in³ is the standard symbol for cubic inch. ft³ is the symbol for cubic foot.