There are 671 Orthodontists in Cook County, Illinois, serving a population of 5,238,541 people in an area of 946 square miles. There is 1 Orthodontist per 7,807 people, and 1 Orthodontist per 1 square miles.
In Illinois, Cook County is ranked 18th of 102 counties in Orthodontists per capita, and 1st of 102 counties in Orthodontists per square mile.