 Its members, the federally recognized tribe of the Pala Band of Mission Indians, are descended from both Cupeño and Luiseño peoples, who have shared territory since 1901.A total of five other federally recognized tribes of Luiseño are located in southern California.The reservation has a land area of 52.163 km² (20.140 sq mi) and reported an official resident population of 1,573 persons in the 2000 census, about 44 percent of whom were of solely Native American heritage.