Summit Argo, IL

Summit is a village in Cook County, Illinois, United States. The population was 11,161 at the 2020 census. The name Summit, in use since 1836, refers to the highest point on the Chicago Portage between the northeast-flowing Chicago River and the southwest-flowing Des Plaines River located just north of the village.
  • Country: United States
  • State: Illinois
  • County: Cook
  • Founded: 1890
  • ZIP Code(s): 60501
  • Area code: 708
  • FIPS code: 17-73638
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