Camp Blanding Joint Training Center is the primary military reservation and training base for the Florida National Guard, both the Florida Army National Guard and certain non-flying activities of the Florida Air National Guard. The installation is located in Clay County, Florida near the city of Starke. The site measures approximately 73,000 acres (300 km²) and includes Kingsley Lake. It also hosts other Reserve, Army National Guard, Air National Guard, and some Active Component training for the U.S.