Harrison is located in Kootenai county Idaho with a geographic area of 3.6 square miles. The total population in Harrison is 279 with 50.5% male and 49.5% female. Children under age 5 represent 2.2% of the population, under age 18 equal 12.2% of the population and over age 65 is 20.8% of the population. The median household income is $53,542, per capita income is $31,097. There are a total of 135 housing units with 71.9% owner occupied. Education includes 23.0% of residents that are high school graduates and 35.6% with a bachelor's degree or higher. The average temperature in Harrison in the summer is 65 degrees, and in the winter 24 degrees.