Cups to Cubic Feet Conversion

Enter the volume in cups below to get the value converted to cubic feet.

Results in Cubic Feet:
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1 c = 0.008355 ft³
Do you want to convert cubic feet to cups?

How to Convert Cups to Cubic Feet

To convert a cup measurement to a cubic foot measurement, multiply the volume by the conversion ratio.

Since one cup is equal to 0.008355 cubic feet, you can use this simple formula to convert:

cubic feet = cups × 0.008355

The volume in cubic feet is equal to the cups multiplied by 0.008355.

For example, here's how to convert 500 cups to cubic feet using the formula above.
500 c = (500 × 0.008355) = 4.177517 ft³

Cups and cubic feet are both units used to measure volume. Keep reading to learn more about each unit of measure.


The cup is a unit of volume equal to 16 tablespoons or 8 fluid ounces. The cup should not be confused with the metric cup or the teacup, which are different units of volume. One cup is equal to just under 236.6 milliliters, but in nutrition labeling, one cup is equal to 240 milliliters.[1]

The cup is a US customary unit of volume. Cups can be abbreviated as c, and are also sometimes abbreviated as C. For example, 1 cup can be written as 1 c or 1 C.

Cubic Feet

The cubic foot is a unit of volume that is equal to the space consumed by a cube having sides one foot on each edge.

The cubic foot is a US customary and imperial unit of volume. A cubic foot is sometimes also referred to as a cubic ft. Cubic feet can be abbreviated as ft³, and are also sometimes abbreviated as cu foot, cu ft, or CF. For example, 1 cubic foot can be written as 1 ft³, 1 cu foot, 1 cu ft, or 1 CF.

Try our cubic feet calculator to calculate the volume of a space.

Cup to Cubic Foot Conversion Table

Cup measurements converted to cubic feet
Cups Cubic Feet
1 c 0.008355 ft³
2 c 0.01671 ft³
3 c 0.025065 ft³
4 c 0.03342 ft³
5 c 0.041775 ft³
6 c 0.05013 ft³
7 c 0.058485 ft³
8 c 0.06684 ft³
9 c 0.075195 ft³
10 c 0.08355 ft³
20 c 0.167101 ft³
30 c 0.250651 ft³
40 c 0.334201 ft³
50 c 0.417752 ft³
60 c 0.501302 ft³
70 c 0.584852 ft³
80 c 0.668403 ft³
90 c 0.751953 ft³
100 c 0.835503 ft³
200 c 1.671 ft³
300 c 2.5065 ft³
400 c 3.342 ft³
500 c 4.1775 ft³
600 c 5.013 ft³
700 c 5.8485 ft³
800 c 6.684 ft³
900 c 7.5195 ft³
1,000 c 8.355 ft³


  1. U.S. Food & Drug Administration, Guidance for Industry: Guidelines for Determining Metric Equivalents of Household Measures,

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