Fluid and dry gallons to cups conversion factors are listed below. To find out how many cups in gallons, multiply by the factor or instead, use the converter below for fluid gallons.
1 Gallon [Fluid, US] = 16 Cups [US]
1 Gallon [Dry, US] = 18.618355 Cups [US]
1 Gallon [UK] = 18.18436 Cups [Metric]
For cup to gallon converter, please go to cup to gallon
For other volume unit conversions, please go to
Volume Conversion