Sioux center is located in Sioux county Iowa with a geographic area of 6.2 square miles. The total population in Sioux center is 7,592 with 51.9% male and 48.1% female. Children under age 5 represent 11.0% of the population, under age 18 equal 27.8% of the population and over age 65 is 13.4% of the population. The median household income is $76,580, per capita income is $29,384. There are a total of 2,578 housing units with 75.0% owner occupied. Education includes 17.6% of residents that are high school graduates and 48.8% with a bachelor's degree or higher. The average temperature in Sioux center in the summer is 72 degrees, and in the winter 23 degrees.
