There are 70 Aquarium Shops in Illinois, serving a population of 12,854,526 people in an area of 55,505 square miles. There is 1 Aquarium Shop per 183,636 people, and 1 Aquarium Shop per 792 square miles.
The state of Illinois is ranked 21st in Aquarium Shops per capita, and 13th in Aquarium Shops per square mile.