Route information | ||||
---|---|---|---|---|
Maintained by IDOT | ||||
Length | 14.95 mi[1] (24.06 km) | |||
Existed | 1942[2]–present | |||
Major junctions | ||||
West end | IL 159 in Bunker Hill | |||
I-55 in White City | ||||
East end | Illinois Street in Mount Olive | |||
Location | ||||
Country | United States | |||
State | Illinois | |||
Counties | Macoupin | |||
Highway system | ||||
|
Illinois Route 138 is a state highway in southwestern Illinois. It runs from Illinois Route 159 north of Bunker Hill to the city of Mount Olive at Illinois Street, a former alignment of U.S. Route 66. This is a distance of 14.95 miles (24.06 km).[1]