There are 24 Aromatherapy Spas in Illinois, serving a population of 12,854,526 people in an area of 55,505 square miles. There is 1 Aromatherapy Spa per 535,605 people, and 1 Aromatherapy Spa per 2,312 square miles.
The state of Illinois is ranked 42nd in Aromatherapy Spas per capita, and 21st in Aromatherapy Spas per square mile.