Iowa falls is located in Hardin county Iowa with a geographic area of 5.4 square miles. The total population in Iowa falls is 5,067 with 52.3% male and 47.7% female. Children under age 5 represent 4.0% of the population, under age 18 equal 18.1% of the population and over age 65 is 23.5% of the population. The median household income is $45,331, per capita income is $25,104. There are a total of 2,216 housing units with 66.1% owner occupied. Education includes 38.5% of residents that are high school graduates and 23.5% with a bachelor's degree or higher. The average temperature in Iowa falls in the summer is 71 degrees, and in the winter 23 degrees.