Warrenville is a city in DuPage County, Illinois, United States. The population was 13,553 at the 2020 census. Warrenville is a far west suburb of Chicago on the DuPage River. It is part of the Illinois Technology and Research Corridor, and is just north of I-88.
Warrenville Grove Forest Preserve on the West Branch of the DuPage River, where Julius Warren claimed land in 1833.
WPA poster, 1939
DuPage County is a county in the U.S. state of Illinois, and one of the collar counties of the Chicago metropolitan area. As of the 2020 census, the population was 932,877, making it Illinois' second-most populous county. Its county seat is Wheaton.
Image: Warrenvillegrove
Image: Restored tallgrass prairie in Du Page County, Illinois
The First Church of Lombard is listed on the National Register of Historic Places.
Aerial view of the Tevatron particle accelerator at the Fermilab site