Willow Springs is a city located in Cook County Illinois. With a 2020 population of 5,537, it is the 311th largest city in Illinois and the 4491st largest city in the United States . Willow Springs is currently declining at a rate of -0.75% annually but its population has increased by 0.24% since the most recent census, which recorded a population of 5,524 in 2010. Willow Springs reached it's highest population of 5,806 in 2013. Spanning over 4 miles, Willow Springs has a population density of 1,333 people per square mile.
The average household income in Willow Springs is $112,331 with a poverty rate of 4.14%. The median rental costs in recent years comes to $1,142 per month, and the median house value is $323,600. The median age in Willow Springs is 48.5 years, 45.3 years for males, and 49.6 years for females.