Mount auburn is located in Benton county Iowa with a geographic area of 0.2 square miles. The total population in Mount auburn is 157 with 49.0% male and 51.0% female. Children under age 5 represent 7.0% of the population, under age 18 equal 22.9% of the population and over age 65 is 15.9% of the population. The median household income is $75,298, per capita income is $23,806. There are a total of 67 housing units with 86.6% owner occupied. Education includes 58.2% of residents that are high school graduates and 1.5% with a bachelor's degree or higher. The average temperature in Mount auburn in the summer is 71 degrees, and in the winter 23 degrees.