U.S. Route 45 in Illinois

U.S. Route 45 marker
U.S. Route 45
Map
US 45 highlighted in red
Route information
Maintained by IDOT
Length428.99 mi[1] (690.39 km)
Major junctions
South end US 45 near Brookport
Major intersections
North end US 45 near Antioch
Location
CountryUnited States
StateIllinois
CountiesMassac, Johnson, Williamson, Saline, Gallatin, White, Wayne, Clay, Effingham, Shelby, Cumberland, Coles, Douglas, Champaign, Ford, Iroquois, Kankakee, Will, Cook, Lake
Highway system
IL 43 IL 47
IL 45IL 46 IL 47
US 51IL 51 US 52

U.S. Route 45 (US 45) in the state of Illinois is a major north–south U.S. Highway that runs from the Brookport Bridge over the Ohio River at Brookport north through rural sections of eastern Illinois and then through the suburbs of Chicago to the Wisconsin state line east of Antioch. This is a distance of 428.99 miles (690.39 km).[1] US 45 is the longest numbered route in Illinois.

  1. ^ a b Illinois Technology Transfer Center (2007). "T2 GIS Data". Retrieved 2007-11-08.