Sioux Center is a city located in Sioux County Iowa. With a 2020 population of 7,611, it is the 51st largest city in Iowa and the 3743rd largest city in the United States . Sioux Center is currently growing at a rate of 0.04% annually and its population has increased by 7.99% since the most recent census, which recorded a population of 7,048 in 2010. Sioux Center reached it's highest population of in . Spanning over 6 miles, Sioux Center has a population density of 1,223 people per square mile.
The average household income in Sioux Center is $82,278 with a poverty rate of 7.16%. The median rental costs in recent years comes to $815 per month, and the median house value is $208,900. The median age in Sioux Center is 30.1 years, 26.3 years for males, and 32.9 years for females.