During the heyday of rail transportation in the first half of the 20th century, Chicago, Illinois, reigned as the undisputed railroad center of the United States and was served by six intercity train terminals at its peak.
With the decline of passenger rail in the United States, service was consolidated at Union Station with inter-city Amtrak trains.
Services partially replaced by or wholly discontinued with Amtrak or Metra are marked in Bold.
Future tenants of Dearborn Station used the Chicago and Western Indiana Railroad depot at 12th and State between 1880 and 1885.
In the aftermath of the Great Chicago Fire, a C&NW freight depot at State and Water Streets was used as a temporary passenger depot since Wells Street Station had burned.