There are 57 Karate Classes in Massachusetts, serving a population of 6,789,319 people in an area of 7,800 square miles. There is 1 Karate Class per 119,110 people, and 1 Karate Class per 136 square miles.
The state of Massachusetts is ranked 6th in Karate Classes per capita, and 3rd in Karate Classes per square mile.