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 gallons, multiply by the conversion factors or use the converter if the conversion is from US fluid gallons. If scroll down, you may also create and print your own custom conversion table create your table.
1 Gallon [Fluid, US] = 16 Cups [US]
1 Gallon [Dry, US] = 18.618355 Cups [US]
1 Gallon [UK] = 18.18436 Cups [Metric]
For example, to find out how many cups of water there are in a half (1/2) gallon [US], multiply the gallon value by the conversion factor, (1/2) * 16 = 8 cups of water.
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.