The Ramona Band of Cahuilla is a federally recognized tribe of Cahuilla Indians, located in Riverside County, California.ReservationThe Ramona Indian Reservation was founded in 1893. It is about 560acre large, located in Anza, California at the foot of Thomas Mountain. The land was originally Sauppalpisa territory and was a traditional gathering place for Cahuilla ceremonies.GovernmentThe tribe's headquarters is located in Anza, California. Their current tribal chairman is Joseph D. Hamilton.