Willow Springs is a village in Cook and DuPage counties in the U.S. state of Illinois. The village was founded in 1892. The population was 5,524 at the 2010 census.
Willow Springs is located at 41°44′15″N 87°52′40″W (41.737616, -87.877788). It lies on the banks of the Des Plaines River and the Chicago Sanitary and Ship Canal.
According to the 2010 census, Willow Springs has a total area of 4.116 square miles (10.66 km2), of which 4.01 square miles (10.39 km2) (or 97.42%) is land and 0.106 square miles (0.27 km2) (or 2.58%) is water.
As of the census of 2000, there were 5,027 people, 1,948 households, and 1,381 families living in the village. The population density was 1,299.8 people per square mile (501.5/km2). There were 1,991 housing units at an average density of 514.8 per square mile (198.6/km2). The racial makeup of the village was 93.91% White, 0.72% African American, 0.12% Native American, 1.85% Asian, 0.02% Pacific Islander, 1.07% from other races, and 2.31% from two or more races. Hispanic or Latino of any race were 5.05% of the population.
The top five ancestries reported in Willow Springs as of the 2000 census were Polish (25.3%), German (19.6%), Irish (12.6%), Italian (11.3%) and Czech (6.9%).
There were 1,948 households, out of which 29.5% had children under the age of 18 living with them, 59.6% were married couples living together, 7.4% had a female householder with no husband present, and 29.1% were non-families. 24.8% of all households were made up of individuals, and 6.6% had someone living alone who was 65 years of age or older.