Kalona is located in Washington county Iowa with a geographic area of 2.2 square miles. The total population in Kalona is 2,528 with 51.6% male and 48.4% female. Children under age 5 represent 8.0% of the population, under age 18 equal 24.2% of the population and over age 65 is 22.8% of the population. The median household income is $58,575, per capita income is $29,181. There are a total of 1,113 housing units with 68.6% owner occupied. Education includes 28.5% of residents that are high school graduates and 26.8% with a bachelor's degree or higher. The average temperature in Kalona in the summer is 74 degrees, and in the winter 23 degrees.