Convert cups to gallons

Enter the number of cups that you want to convert to gallons.

1 cup (cups) = 0.0625 gal (gallons)

How to Convert Cups to Gallons

The us cup and us gallon are both units of volume. By definition, 1 us gallon equals exactly 16 cups. This means to convert cups to gallons, you divide by 16.

Formula

gallons = cups ÷ 16

Step-by-Step Example

Convert 5 cup to gallons:

1
Convert 5 cup to gallons

We need to convert cups to gallons

2
Apply the formula

Since 1 gal = 16 cup, divide by 16

5 ÷ 16 = 0.3125

Answer

5 cup = 0.3125 gal

US Cup to US Gallon Conversion Table

Quick reference table for common us cup to us gallon conversions. Click any value for detailed calculation.

Cups (cup) Gallons (gal)
1 cup 0.0625 gal
2 cup 0.125 gal
5 cup 0.3125 gal
10 cup 0.625 gal
15 cup 0.9375 gal
20 cup 1.25 gal
25 cup 1.5625 gal
50 cup 3.125 gal
100 cup 6.25 gal

About These Units

US Cup (cup)

A US cup equals 8 fluid ounces, 16 tablespoons, or 237 milliliters. Cups are the standard volume measure for cooking and baking recipes in the United States. There are 4 cups in a quart, 2 cups in a pint. A metric cup is exactly 250 mL.

US Gallon (gal)

A US gallon (gal) equals 128 fluid ounces, 4 quarts, 8 pints, or 3.785 liters. Gallons are the standard for fuel prices, milk containers, and paint cans in the United States. A US gallon is smaller than an Imperial gallon (4.546 L). One gallon of water weighs 8.34 pounds.

Frequently Asked Questions

How do I convert cups to gallons?

To convert cups to gallons, divide the value by 16. For example, 10 cup = 0.625 gal.

How many gallons are in 1 us cup?

1 us cup equals 0.0625 gallons.

What is the formula for cups to gallons?

The formula is: gal = cup ÷ 16.