 The greatest concentration of people is found towards the west (Bañados de Izoso), in the area's power base, where there are more than twenty Guaraní communities, including Guarirenda, Rincón, Huirapendi, Guirayasa, Coropo, Cacharí, Aguraigua, Guirapendio, Isiporenda, and Yapiroa.The largest Chiquitana community is San Pablo, located in the north.There are groups of mostly Izoceños and Ayoreode origin, including uncontacted groups of Ayoreode nomads.