There are 67 Health Resorts & Retreats in Illinois, serving a population of 12,854,526 people in an area of 55,505 square miles. There is 1 Health Resorts & Retreat per 191,858 people, and 1 Health Resorts & Retreat per 828 square miles.
The state of Illinois is ranked 44th in Health Resorts & Retreats per capita, and 20th in Health Resorts & Retreats per square mile.