How many beers are in a 5 gallon keg?
That equates to 56 12oz beers and 42 16oz beers. These 5 -gallon kegs are typically used by home brewers, but you occasionally see a few breweries offering them for customers as well. The smallest of the bunch, a Cornelius Keg or “Corny” holds 5 gallons of beer, which equates to 53 12 oz. beers, 40 16 oz.