Interlochen is located in Grand traverse county Michigan with a geographic area of 1.2 square miles. The total population in Interlochen is 438 with 48.9% male and 51.1% female. Children under age 5 represent 0.0% of the population, under age 18 equal 5.5% of the population and over age 65 is 23.7% of the population. The median household income is $87,150, per capita income is $35,791. There are a total of 173 housing units with 100.0% owner occupied. Education includes 30.1% of residents that are high school graduates and 14.5% with a bachelor's degree or higher. The average temperature in Interlochen in the summer is 67 degrees, and in the winter 23 degrees.
