INDIAN HILLS. The Indian Hills are a range of summits 1½ miles north of the San Saba-Llano county line in southeastern San Saba County (at 30°57' N, 98°35' W). The altitudes of the summits range from 1,580 to 1,650 feet above sea level. The area is characterized by generally flat terrain with localized dissection. Local vegetation consists primarily of mesquite, Ashe juniper, live oak, and grasses growing in clayey loam soil.