Casas Adobes is a census-designated place located in the U.S. state of Arizona. It is part of the northern metropolitan area of Tucson in the southwest portion of Oro Valley and Catalina Foothills to the west. The total area is 22.6 square miles at 32°20′47″N 111°0′35″W. It is elevated 2,411 feet above sea level. Casas Adobes is known for its shopping centers such as Casas Adobes Plaza and Foothills Mall. It is served by three public school districts; the Amphitheater Public Schools, Marana Unified School District, and Flowing Wells Unified School District. As of the 2010 census, Casas Adobes had a total population of 48,571. The estimated per capita income in 2015 was $30,060. Zip codes are 85704, 85718, 85737, 85741, and 85742.