Illinois Route 7

Illinois Route 7 is a northeast - southwest state road in northeastern Illinois. Currently, Illinois 7 runs from U.S. Route 6 at Rockdale north through Joliet, and Crest Hill into Lockport, and then east to Orland Park before terminating at Illinois Route 43 in Worth. Illinois 7 runs for about 28.06mi.Route descriptionIllinois 7 follows large portions of the Southwest Highway, one of the original routes from Chicago to Joliet.Illinois 7 runs along many major streets and overlaps several other routes. It joins with Illinois Route 53 in Crest Hill, Rt.30 (Plainfield Road in Crest Hill and with U.S. 6 at 159th Street between Lockport and Orland Park. Between Rockdale and Worth, Illinois 7 runs along old U.S. Route 66, 159th Street, 143rd Street, Wolf Road, Southwest Highway, and Larkin Avenue, among many others.HistorySBI Route 7 originally ran from East Moline to Chicago, mostly on current U.S. 6 and Illinois 7. When U.S. 6 was designated, Illinois 7 was dropped west of what is now Orland Park. In 1967, it was dropped in the city limits of Chicago