Schofield Barracks is a United States Army installation and census-designated place (CDP) located in the City and County of Honolulu and in the Wahiawa District of the American island of Oʻahu, Hawaiʻi. Schofield Barracks lies adjacent to the town of Wahiawā, separated from most of it by Lake Wilson (also known as Wahiawā Reservoir). Schofield Barracks is named after Lieutenant General John McAllister Schofield, Commanding General United States Army August 1888 to September 1895.