Columbia falls is located in Flathead county Montana with a geographic area of 2.2 square miles. The total population in Columbia falls is 5,651 with 47.8% male and 52.2% female. Children under age 5 represent 5.8% of the population, under age 18 equal 24.1% of the population and over age 65 is 13.4% of the population. The median household income is $48,427, per capita income is $27,612. There are a total of 2,318 housing units with 66.1% owner occupied. Education includes 30.5% of residents that are high school graduates and 26.4% with a bachelor's degree or higher. The average temperature in Columbia falls in the summer is 69 degrees, and in the winter 27 degrees.