Fort Bragg is an installation of the United States Army and is the largest military base in the world (by population) with more than 50,000 active duty personnel. The base is located within Cumberland, Hoke, Harnett and Moore counties, North Carolina. Fort Bragg borders the towns of Fayetteville, Spring Lake and Southern Pines. It was also a census-designated place in the 2010 Census, during which a population of 39,457 was identified. The fort is named for Confederate general Braxton Bragg. It covers over 251 square miles (650 km2). It is the home of the Army's XVIII Airborne Corps and is the headquarters of the United States Army Special Operations Command, which oversees the U.S. Army 1st Special Forces Command (Airborne) (Provisional) and 75th Ranger Regiment. It is also home to the U.S. Army Forces Command, U.S. Army Reserve Command, and Womack Army Medical Center. Fort Bragg maintains two airfields: Pope Field, where the United States Air Force stations global airlift and special operations assets as well as the Air Force Combat Control School, and Simmons Army Airfield, where Army aviation units support the needs of airborne and special operations forces on the base.