Drexel Heights is a census-designated place located in the U.S. state of Arizona. It is within Pima County. Drexel Heights is known for Saguaro cactus and is located only several of miles south of the Saguaro National Park. It has a total land area of 19.7 square miles at 32°8′34.49″N 111°1′35.53″W. Elevation is 2,526 feet above sea level. There were 17,378 people residing in CDP as of the 2010 census. The estimated per capita income in 2015 was $18,909. Zip code is 85746.