Convert cups to cubic feet

1 cup=0.008476ft³

Use the converter below to change any cups value into cubic feet instantly — with formula, conversion table, and real-world examples.

You have

Equals

0.0084755

Conversion formula

Forward

cubic feet = cups × 0.008476

Reverse

cups = cubic feet × 117.987

Example: 10 cup × 0.008476 = 0.08476 ft³.

About both units

From

Cup

cup

The US cup equals 240 millilitres in common usage (legally defined as 236.588 ml). The metric cup (Australia, NZ) is 250 ml; the UK "cup" is 284 ml but rarely used in recipes. Cooking recipes from the US dominate online, so 240 ml is the safe default for "cup".

Real-world: 1 cup of water = 240 g = 240 ml. 1 cup of all-purpose flour weighs about 125 g. A Starbucks Tall is 12 fl oz = 1.5 cups.

Read full cup reference →

Cubic Foot

ft³

The cubic foot equals 28.317 litres exactly. It is used in US HVAC and ventilation (CFM — cubic feet per minute), US natural gas billing, and appliance capacity (refrigerators, freezers). One cubic foot is roughly the volume of a standard shoebox times six.

Real-world: A typical US fridge is 20 cu ft (566 L). US HVAC flow rated in CFM. US residential gas billed per 100 cu ft (CCF).

Read full cubic foot reference →

Cup to Cubic Foot conversion table

Common cups to cubic feet values for quick reference.

Cup (cup)	Cubic Foot (ft³)
1 cup	0.008476 ft³
2 cup	0.01695 ft³
5 cup	0.04238 ft³
10 cup	0.08476 ft³
20 cup	0.1695 ft³
50 cup	0.4238 ft³
100 cup	0.8476 ft³
200 cup	1.6951 ft³
500 cup	4.23776 ft³
1,000 cup	8.47552 ft³

Tips & common mistakes

Quick tips

US cup = 240 ml common; 236.6 ml legal; UK cup = 284 ml; metric cup (AU/NZ) = 250 ml.
Weights (grams) are more reliable than cups — a cup of flour can vary 30% depending on how packed.
For baking, always use the recipe author's country convention.

Avoid these

Using a UK 284 ml cup for a US recipe calling for 240 ml — 18% overshoot.
Treating all dry ingredients as 1 cup = 240 g — only true for water.
Using a coffee mug as a "cup" — mugs vary 200–400 ml.

Frequently asked questions

How many cubic feet in a cup?

One cup equals 0.008476 cubic feet.

How do I convert cups to cubic feet?

Multiply the cup value by 0.008476 to get the equivalent in cubic feet.

What is 100 cups in cubic feet?

100 cups equals 0.8476 cubic feet.

Is a cup bigger than a cubic foot?

No. 1 cup equals 0.008476 cubic feet, so one cup is smaller.

How to convert cups to cubic feet without a calculator?

Multiply by 0.01 for a quick estimate; use a calculator for precise results.

Related volume conversions

📊 See full comparison matrix →

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Convert cups to cubic feet

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