Downers Grove is a village in DuPage County, Illinois, United States. It was founded in 1832 by Pierce Downer, whose surname serves as the eponym for the village. It is a southwestern suburb of Chicago in the I-55 Corridor.
Downers Grove is located at 41°47′41″N 88°01′01″W / 41.7948036°N 88.0169400°W / 41.7948036; -88.0169400.
According to the 2010 census, Downers Grove has a total area of 14.457 square miles (37.44 km), of which 14.31 square miles (37.06 km) (or 98.98%) is land and 0.147 square miles (0.38 km) (or 1.02%) is water. Only the DuPage County communities of Bartlett, Aurora, Naperville and Bolingbrook have larger land areas. Within the town are two forest preserves: Lyman Woods and Maple Grove Forest Preserve. A small creek runs through Maple Grove forest preserve. Downers Grove has been designated a Tree City USA 28 times by the National Arbor Day Foundation.
Downers Grove borders the communities of Oak Brook, Westmont, Darien, Lombard, Woodridge and Lisle.
As of the 2010 census, there were 47,833 people residing in the village. The population density was 3,420.2 people per square mile (1,320.2/km²). There were 20,478 housing units at an average density of 1,367.2 per square mile (527.7/km²). The racial makeup of the village was 88.5% White, 3.0% Black or African American, 0.2% American Indian and Alaska Native, 5.5% Asian, 0.6% Native Hawaiian and Other Pacific Islander, 1.2% from other races, and 1.6% from two or more races. Hispanic or Latino of any race were 5.2% of the population.
There were 1,979 households out of which 32.2% had children under the age of 18 living with them, 59.1% were married couples living together, and 7.2% had a female householder with no husband present. 27.4% of all households were made up of individuals and 12.0% had someone living alone who was 65 years of age or older. The average household size was 2.56 and the average family size was 3.13.
In the village, the population was spread out with 22.8% under the age of 18, 6.6% from 18 to 24, 29.3% from 25 to 44, 25.0% from 45 to 64 and 14.3% who were 65 years of age or older. The median age was 39 years. For every 100 females, there were 92.4 males. For every 100 females age 18 and over, there were 87.7 males.
According to the 2010 American Community Survey, the median income for a household in the village was $84,269, and the median income for a family was $98,623. The mean income for a family was $108,798. Males had a median income of $63,553 versus $40,353 for females. The per capita income for the village was $43,579. About 1.7% of families and 4.6% of the population were below the poverty line, including 8.2% of those under age 18 and 18.2% of those age 65 or over.