Iron mountain is located in Dickinson county Michigan with a geographic area of 7.5 square miles. The total population in Iron mountain is 7,352 with 53.0% male and 47.0% female. Children under age 5 represent 5.2% of the population, under age 18 equal 19.4% of the population and over age 65 is 20.6% of the population. The median household income is $48,086, per capita income is $26,893. There are a total of 3,252 housing units with 68.8% owner occupied. Education includes 29.2% of residents that are high school graduates and 28.2% with a bachelor's degree or higher. The average temperature in Iron mountain in the summer is 66 degrees, and in the winter 23 degrees.