There are 110 Outdoor Activities in Marion County, Indiana, serving a population of 939,964 people in an area of 397 square miles. There is 1 Outdoor Activity Venue per 8,545 people, and 1 Outdoor Activity Venue per 3 square miles.
In Indiana, Marion County is ranked 30th of 92 counties in Outdoor Activities per capita, and 1st of 92 counties in Outdoor Activities per square mile.