If a full keg, sometimes called a half-barrel, is more than you need for your next event, consider a different keg size. A quarter barrel holds 7.75 gallons. “This would give you about 82 12 ...

Smaller keg sizes include a quarter barrel or "pony keg" (7.75 gallons or 82 bottles of beer), sixth barrel (5.16 gallons or 55 bottles of beer), and a mini keg (1.32 gallons or 14 bottles of beer).