Isle au haut is located in Knox county Maine with a geographic area of square miles. The total population in Isle au haut is 27 with 63.0% male and 37.0% female. Children under age 5 represent 0.0% of the population, under age 18 equal 0.0% of the population and over age 65 is 66.7% of the population. The median household income is $0, per capita income is $52,296. There are a total of 19 housing units with 68.4% owner occupied. Education includes 47.4% of residents that are high school graduates and 36.8% with a bachelor's degree or higher. The average temperature in Isle au haut in the summer is 68 degrees, and in the winter 25 degrees.
