answered 6/10/2008 How Many Cups In A Gallon Of Liquid? 1cup = 8 oz = 1/2 pint 2 cups = 16 oz = 1 pint = 1/2 qt 4 cups = 32 oz = 2 pints = 1 qt (4 qt/gal = 8 pts/gal =16 cups/gal) 16 cups = 4 qts = 1 GALLON!!