There are 553 Martial Arts Instruction Classes in Illinois, serving a population of 12,854,526 people in an area of 55,505 square miles. There is 1 Martial Arts Instruction Class per 23,245 people, and 1 Martial Arts Instruction Class per 100 square miles.
The state of Illinois is ranked 30th in Martial Arts Instruction Classes per capita, and 16th in Martial Arts Instruction Classes per square mile.