# Gallons to Cups Conversion

## How many cups in a gallon?

Gallons to cups conversion factors are listed below (for US, UK and for both fluid and dry measurements). To find out how many cups in a gallon, multiply by the conversion factor or use the converter if the conversion is from US fluid gallons to US cups.

1 Gallon [Fluid, US] = 16 Cups [US]
1 Gallon [Dry, US] = 18.618355 Cups [US]
1 Gallon [UK] = 18.18436 Cups [Metric]

There are 16 cups in a gallon, because from the largest to the smallest units from gallon to cup, there are 4 quarts in a gallon, 2 pints in a quart and 2 cups in each pint, that makes 4 * 2 * 2 = 16 cups in a gallon.

For example, to find out how many cups of water there are in a gallon and a half, multiply the gallon value by the conversion factor, that makes 1.5 gal * 16 = 24 cups in a gallon and a half.

For US fluid gallons, there are 2 cups in 1/8 US gallon, 4 cups in a quarter (1/4) US gallon, 5.3 cups in 1/3 US gallon, 10.6 cups in 2/3 US gallon and 12 cups in 3/4 US gallon.

For UK gallons, there are just about 2.3 cups in 1/8 UK gallon, 4.5 cups in a quarter (1/4) UK gallon, 6 cups in 1/3 UK gallon, 12 cups in 2/3 UK gallon and 13.5 cups in 3/4 UK gallon.

Gallon is an imperial and US customary volume measurement unit. Imperial gallons are used for both fluid and dry volume measurement but US customary system have different gallons for dry and fluid volume measurements. 1 US fluid gallon is 3.785 liters, 1 US dry gallon is 4.4 liters and 1 imperial (UK) gallon is 4.546 liters. The abbreviation for gallon is "gal".

Cup is a volume unit and used mostly to measure liquid and bulk, dry foods. The imperial and the Canadian cups are no longer in use and replaced by metric cups (250 mL). There are 16 cups in a US liquid gallon and about 18.5 cups in a US dry gallon. There are 18.2 metric cups and 16 imperial cups (284 mL) in an imperial gallon (4546 mL). The abbreviation for cup is "c".

Converter

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

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## Conversion Table [US, Fluid]

GallonCupGallonCupGallonCupGallonCup
1162641651816761216
2322743252832771232
3482844853848781248
4642946454864791264
5803048055880801280
6963149656896811296
71123251257912821312
81283352858928831328
91443454459944841344
101603556060960851360
111763657661976861376
121923759262992871392
1320838608631008881408
1422439624641024891424
1524040640651040901440
16256416566610561001600
17272426726710721252000
18288436886810881502400
19304447046911041752800
20320457207011202003200
21336467367111362504000
22352477527211523004800
23368487687311685008000
243844978474118475012000
2540050800751200100016000