U.S. Route 41 in Illinois

U.S. Route 41
US 41 highlighted in red
Route information
Maintained by IDOT and CDOT
Length	64.81 mi[1] (104.30 km)
Existed	November 11, 1926 (1926-11-11)–present
Tourist routes	Lake Michigan Circle Tour
Major junctions
South end	US 12 / US 20 / US 41 at Chicago
Major intersections	I-90 Toll / Chicago Skyway in Chicago US 12 / US 20 in Chicago I-55 in Chicago US 14 in Chicago I-94 in Northfield I-94 Toll in Northbrook I-41 / I-94 Toll near Zion
North end	I-41 / I-94 / US 41 near Zion
Location
Country	United States
State	Illinois
Counties	Cook, Lake
Highway system
United States Numbered Highway System List Special Divided Illinois State Highway System Interstate US State Tollways Scenic
← I-41 → IL 41

U.S. Route 41 (US 41) in the U.S. state of Illinois runs north from the Indiana border beneath the Chicago Skyway on Indianapolis Boulevard to the Wisconsin border north of the northern terminus of the Tri-State Tollway with Interstate 94. It is the only north–south U.S. Route to travel through a significant portion of the city of Chicago, carrying Lake Shore Drive through the central portion of the city along the lakefront. US 41 in Illinois is 64.81 miles (104.30 km) in length.^[1]