Great falls is located in Cascade county Montana with a geographic area of 23.0 square miles. The total population in Great falls is 58,717 with 49.4% male and 50.6% female. Children under age 5 represent 6.0% of the population, under age 18 equal 21.8% of the population and over age 65 is 19.0% of the population. The median household income is $49,809, per capita income is $30,255. There are a total of 25,742 housing units with 64.4% owner occupied. Education includes 28.3% of residents that are high school graduates and 30.1% with a bachelor's degree or higher. The average temperature in Great falls in the summer is 64 degrees, and in the winter 27 degrees.