Our programs are one, two, three, four, and six weeks long, so dates vary by program. For summer 2025, most programs happen between June 22 and August 3, although the one-week "Intensive" programs run June 14-20. To find the dates of a specific program, start here. If you've already registered for a program, log into the Education Community for your specific start and end dates.,Interlochen is located in the northwest corner of Michigan's lower peninsula, near Traverse City. By car, we are about four hours from Detroit, and six hours from Chicago. Details on getting here.