Milwaukee District North Line

Milwaukee District North Line
Name	Milwaukee District North Line
Caption	Southbound commuter train at Forest Park
Type	Commuter rail
System	Metra
Status	Operating
Locale	Chicago metropolitan area
Start	Chicago Union Station
End	Fox Lake
Stations	22
Open	1892 (original trackage)
Owner	Metra (operational), Canadian Pacific Kansas City (trackage rights)
Operator	Metra
Linelength	49.5mi
Electrification	None
Map state	collapsed

Milwaukee District North Line is a commuter-rail route in the Chicago metropolitan area operated by Metra, connecting downtown Chicago with suburban and exurban communities to the northwest, terminating at Fox Lake. The route runs over historic trackage originally built by the Milwaukee Road and interacts with regional railroads including Canadian Pacific Kansas City and the BNSF Railway, serving municipalities such as Forest Park, Des Plaines, Arlington Heights, and Wauconda.

Route description

The line departs Chicago Union Station and traverses the Illinois Central Railroad (former), running west through the Chicago Loop area before turning northwest onto former Milwaukee Road trackage. It passes through the Near West Side and crosses major arteries including I-290 and I-90. Key suburban junctions include Western Springs adjacent to La Grange, the Des Plaines River corridor at Des Plaines, and the split with the Milwaukee District West Line near Cicero. Northwest of Arlington Heights, the right-of-way continues through Palatine and Barrington suburbs before reaching terminal trackage serving Fox Lake near the Chain O'Lakes State Park.

History

The corridor originated with the expansion of the Milwaukee Road during the late 19th century, with sections completed in the 1890s to serve freight and intercity passengers bound for the Upper Midwest. Following mid-20th-century restructurings and the Staggers Rail Act of 1980 era realignments, commuter operations transitioned to public oversight; regional entities like the Northeastern Illinois Regional Transportation Authority and later Metra assumed control. The route saw infrastructure investment during the Amtrak consolidation era and in the wake of the Regional Transportation Authority reforms. Ownership disputes and trackage rights negotiations involved carriers such as Canadian Pacific Railway and culminated in modern arrangements after corporate mergers with Kansas City Southern Railway creating Canadian Pacific Kansas City.

Service and operations

Metra schedules on the line provide weekday peak and off-peak runs serving commuters to Chicago and reverse-commuters to northwest suburbs, with weekend service typically reduced. Operations coordinate with freight movements by Canadian Pacific Kansas City and occasional dispatching agreements involving Amtrak and BNSF Railway at junctions. Rolling-stock maintainers and dispatchers work alongside TWU mechanics and conductors under collective-bargaining agreements. Fare integration ties into the Ventra system and regional pass products administered by Metra and the RTA.

Stations

Stations on the line include urban terminals such as Chicago Union Station and neighborhood stops like Cicero and Forest Park, mid-suburban hubs including Arlington Heights, Barrington, and terminus Fox Lake. Many stations interconnect with regional transit providers such as CTA bus and rail lines, Pace suburban buses, and park-and-ride facilities used by commuters from Lake County and Cook County. Several stations are proximate to landmarks like Arlington Park and Barrington Library.

Rolling stock

Equipment historically has included locomotive-hauled gallery cars and coach sets drawn by EMD F40PH derivatives and other EMD locomotives. Metra has deployed bilevel gallery cars built by Bombardier Transportation and predecessors, later supplemented by stainless-steel coaches from Kawasaki Heavy Industries. Locomotive fleets have featured EMD and MPI models for multiple-unit and push-pull operations. Maintenance and overhaul work occurs at Metra facilities coordinated with subcontractors and OEMs such as Stadler Rail and Progress Rail for component refurbishments.

Ridership and funding

Ridership levels mirror regional commuter patterns influenced by employment centers in the Loop and suburban job nodes in O'Hare-adjacent corridors. Farebox revenue is supplemented by subsidies from the RTA funding programs and capital grants tied to state initiatives led by the Illinois Department of Transportation. Periodic federal funding through agencies like the Federal Transit Administration has funded capacity and accessibility improvements. Demographic shifts, telecommuting trends following events such as the COVID-19 pandemic and economic cycles have affected annual ridership metrics and budget allocations.

Future developments and projects

Planned projects have focused on station accessibility upgrades in compliance with the ADA, signal modernization in partnership with host railroads such as Canadian Pacific Kansas City and potential capacity enhancements to reduce conflicts with freight rail operations. Regional planning bodies including the Chicago Metropolitan Agency for Planning and Metra have discussed timetable optimizations, parking expansions, and transit-oriented development near key stations like Arlington Heights and Barrington. Proposals have also examined integration with broader initiatives such as CREATE rail projects to improve reliability and reduce congestion at critical junctions.

Category:Metra lines