Columbia falls is located in Washington county Maine with a geographic area of square miles. The total population in Columbia falls is 425 with 43.3% male and 56.7% female. Children under age 5 represent 5.2% of the population, under age 18 equal 16.5% of the population and over age 65 is 16.5% of the population. The median household income is $43,194, per capita income is $25,161. There are a total of 211 housing units with 76.3% owner occupied. Education includes 39.8% of residents that are high school graduates and 20.4% with a bachelor's degree or higher. The average temperature in Columbia falls in the summer is 68 degrees, and in the winter 25 degrees.