How many cups in a gallon?

1 Gallon


16 Cups

Gallons to Cups (How many cups in a gallon?)

This is a conversion calculator that is used to convert the volume in Gallons (gal) to the volume in cups (c). It gives quick and accurate results based on the input values. Use the blank text field to enter the value in gallons. The ‘Convert' button is used to execute the conversions from gallons to cups. The conversion result is displayed below the control button in cups.


Convert 0.8 gallons into cups


The first procedure is to enter the value in gallons (gal) in the blank text field. Click on the ‘Convert' button to give you the results in cups. It is displayed as;

0.8 Gallon = 12.8 Cups

This means that there are 12.8 Cups in 0.8 gallons.

The same procedure is used when performing new conversions from gallons to cups. 

Gallons to Cups Conversion

Enter a US fluid gallon value that you want to convert into US cups and click on the "convert" button.

How many cups in a gallon?

The volume units' conversion factor of gallons to cups is 16.

1 Gallon (Fluid, US) = 16 Cups (US)

1 Gallon (Dry, US) = 18.618355 Cups (US)

1 Gallon (UK) = 18.18436 Cups (Metric)

This means that there are 16 cups in one US fluid gallon. Multiply the value in gallons by the conversion factor to determine the number of cups in a gallon.

From the smallest to largest units from gallon to cup, there are 2 cups in each pint, 2 pints in a quart and 4 quarts in a gallon. Therefore; 2 x2 x4 = 16 cups in a gallon.


A gallon is a volume unit in the US customary and imperial abbreviated as "gal".  There are 16 cups in one US fluid gallon and 18.18 metric cups in the imperial gallon.

A cup is a unit of volume measurement abbreviated as "c". It is mostly used to measure dry, liquid and bulk foods. There are 16 imperial cups and 18.2 metric cups in one imperial gallon.