CHUMASH Click for SALINAN   Chumash Territory: Coastal southern California. Chumash Divisions: Obispeno, Purisimeno, Cuyama, Ynezeno, Barbareno, Castaem Emidiegeno, Ventureno, and Island.   Portals .   Coastal Band of the Chumash Nation Santa Barbara, California   Northern Chumash Tribal Council San Luis Obispo, California   Santa Ynez Band of Chumash Indians Santa Ynez, California Chumash Population United States (2010) - 4,200 I S O L A T E S