Route information | ||||
---|---|---|---|---|
Maintained by IDOT | ||||
Length | 45.92 mi[1] (73.90 km) | |||
Existed | 1926[2]–present | |||
Major junctions | ||||
West end | IL 3 in Gorham | |||
US 51 in DeSoto I-57 in West Frankfort | ||||
East end | IL 34 in Thompsonville | |||
Location | ||||
Country | United States | |||
State | Illinois | |||
Counties | Jackson, Williamson, Franklin | |||
Highway system | ||||
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Illinois Route 149 is an east–west state road in southern Illinois. It runs from Illinois Route 3 near Grimsby east to Illinois Route 34 in Thompsonville. This is a distance of 45.92 miles (73.90 km).[1]