 The Chichimecos self identify as "úza" and call their language "eza'r".The language is currently spoken only in San Luis de la Paz (Guanajuato), on the "rancho" of Misión de Chichimecas, which is located on a small town to the east of the town.In 1934, Jacques Soustelle counted 452 chichimecas, 63 of which were children which attended the local school.