The Earth Starfleet Academy was the main campus of Starfleet Academy located in San Francisco, Earth. (Star Trek II: The Wrath of Khan) The Academy existed as early as the 2140s. It was originally used as a training ground for United Earth Starfleet personnel. Ensign Patricia F. O'Malley graduated the Academy in 2149. (ENT: "Storm Front, Part II") In 2161, the Academy was incorporated into the Federation as the training grounds for the Federation Starfleet. (TNG: "The First Duty" )