Neighborhood Description Downers Grove is a village in Downers Grove Township, DuPage County, Illinois, located 19 miles (31 km) west of Chicago. The population was 48,724 at the 2000 United States Census.[2] The United States Census Bureau estimated the population in 2007 to be 48,995. Neighborhood Links Neighborhood Council Community Center Chamber of Commerce History of Other Resources in Hospitals Post Office Schools Grocery Stores Cool Places to Eat