Route information | ||||
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Maintained by IDOT | ||||
Length | 23.9 mi[1] (38.5 km) | |||
Existed | 1926–present | |||
Major junctions | ||||
West end | US 54 near Louisiana, MO | |||
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East end | I-72 / US 36 / IL 107 near Griggsville | |||
Location | ||||
Country | United States | |||
State | Illinois | |||
Counties | Pike | |||
Highway system | ||||
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U.S. Route 54 (US 54) in Illinois is a 23.9-mile-long (38.5 km) east–west highway that travels from the Champ Clark Bridge on the Missouri state line to I-72/US 36/IL 107 south of Griggsville. At its greatest extent, US 54 used to continue east to Springfield, then northeast to Onarga, and then north all the way to Downtown Chicago.