The Chicago River is a tributary of the east bank of the middle part of the Rivière du Gouffre, flowing in the administrative region of Capitale-Nationale, in the province from Quebec, to Canada.

The course of this river flows through the regional county municipalities (MRCs) of: The lower part of this valley is served by a forest road for the needs of forestry.

The Chicago River originates from Lac des Brûlés (length: 1.5 kilometres (0.93 mi); altitude: 339 metres (1,112 ft)), surrounded by an agricultural and forestry area and located to the south- west of the hamlet La Gadelle, and at the western limit of the territory of the town of La Malbaie.

This designation is based on the fact that the first dealers of this rank were French Canadians who emigrated to the Chicago region in the United States during the second half of the 19th century, to work there, but would have experienced certain setbacks.

[2] The toponym "Chicago River" was formalized on February 25, 1976 at the Place Names Bank of the Commission de toponymie du Québec.