Interstate 57

Interstate 57
State	IL+MO
Route	57
Length mi	386.12
Established	1959
Direction a	South
Terminus a	Route 51 at Mineral Point
Direction b	North
Terminus b	I‑94 in Chicago
Counties	Madison County, Jefferson County, Perry County, Franklin County, Williamson County, Jackson County, Perry County (IL), Franklin County (IL), Jefferson County (IL), Clinton County, Washington County, Jefferson County (IL), St. Clair County, Cook County

Interstate 57 is an Interstate Highway in the central United States that links southern Missouri with the metropolitan core of Chicago. The route serves as a primary north–south arterial between the Gulf Coast corridor and the industrial, transportation, and logistics centers of Chicago Loop, passing through agricultural and industrial regions of Illinois and connecting major corridors such as I‑55 and I‑70. It functions as a strategic freight and passenger route, supporting connections to Memphis, St. Louis, Indianapolis, and the Great Lakes shipping complex.

Route description

The highway begins near Mineral Point and proceeds northeast through southern Illinois counties, intersecting state routes and connecting towns such as Cape Girardeau-adjacent communities and the Shawnee National Forest periphery. Northward, it passes through regions served by SIU Carbondale, Marion, and Mount Vernon, providing links to Veterans Airport of Southern Illinois and Southern Illinois Airport. Further on, the route traverses the agricultural plains near Effingham and intersects the east–west nexus at I‑70 and I‑64 corridors serving St. Louis approaches. Approaching Chicago, the highway becomes a limited-access urban freeway connecting suburbs like Orland Park, Tinley Park, and Skokie, before terminating at a junction with I‑94 near the Chicago River and the Chicago Loop. Along its course the route interfaces with major freight rail yards such as Norfolk Southern facilities and intermodal terminals serving Union Pacific Railroad and BNSF Railway networks.

History

Initial planning in the late 1950s paralleled the expansion of the Federal-Aid Highway Act of 1956 system, with construction phases influenced by regional economic centers including Chicago Board of Trade, the Illinois Central Railroad, and manufacturing hubs in East St. Louis. Early segments repurposed alignments near US 51 and leveraged right-of-way adjacent to Illinois Central tracks to minimize urban displacement in communities such as Cairo-area locales. Major milestones included completion of the southern sections in the 1960s, linkage of central segments during the 1970s, and final urban extensions into Chicago in the 1980s, timed with downtown infrastructure projects like the Dan Ryan Expressway improvements and freight corridor upgrades tied to Staggers Rail Act-era logistics shifts. Construction challenges involved coordination with Illinois Department of Transportation and municipal authorities in CTA service areas, as well as environmental reviews near the Cache River State Natural Area and Meramec River tributaries.

Future and planned projects

Planned projects include capacity upgrades and interchange reconstructions to support traffic to O'Hare International Airport and expanded freight movements to Port of Chicago facilities. Proposals advanced by state transportation agencies envision widening segments near Champaign County, implementation of intelligent transportation system projects aligned with U.S. Department of Transportation grants, and targeted pavement rehabilitation programs funded through federal infrastructure initiatives connected to the Infrastructure Investment and Jobs Act. Environmental mitigation plans coordinate with agencies overseeing Shawnee National Forest and wetland conservation partners like U.S. Fish and Wildlife Service when alignments approach sensitive habitats. Studies have examined potential extension concepts connecting with other regional corridors and improved transit-oriented development near interchanges serving Metra and Amtrak lines such as the City of New Orleans corridor.

Exit list

Major interchanges include junctions with I‑55 near Balmoral-area logistics zones, interchange with I‑70 serving the National Highway System freight corridor, and the northern terminal at I‑94 in Chicago. Significant exits provide access to regional centers: Mount Vernon (county seat connections), Effingham (multi-state junction), Kankakee-area industrial parks, and suburban interchange complexes serving Oak Lawn and Joliet freight gateways. Auxiliary ramps connect to state routes such as Illinois Route 14, Illinois Route 15, and Illinois Route 50 enabling multimodal transfers to Gateway Arch-area routes and Chicago Midway International Airport corridors.

Traffic and safety

Traffic volumes vary from two-lane rural expressway equivalents in southern segments to high-capacity urban freeway levels approaching Chicago. Freight flows include heavy truck movements to facilities managed by UPS, FedEx, and intermodal terminals serving CSX Transportation and Norfolk Southern Railway. Safety programs have targeted high-crash interchanges with engineering improvements using standards from the American Association of State Highway and Transportation Officials, with countermeasures such as improved lighting near Cook County and resurfacing projects following crash analyses by the National Highway Traffic Safety Administration. Seasonal congestion patterns correspond with agricultural harvests in Kankakee County and holiday travel to Chicago Loop events hosted at venues like the United Center and McCormick Place.

Auxiliary routes and connections

The corridor interfaces with multiple Interstate and U.S. routes, creating links to I‑24 via regional connectors and to I‑80 through linking arterials near Joliet. Connections to state highway systems include Missouri Route 51 at the southern terminus and numerous Illinois state routes that provide feeder functions for local traffic to Metra Electric District stations and Amtrak hubs such as Chicago Union Station. Planned auxiliary improvements consider additional beltway and connector ramps to enhance access to logistics campuses near Will County and the Chicago Rock Island and Pacific Railroad freight network.

Category:Interstate Highways in Illinois Category:Interstate Highways in Missouri