Route information | ||||
---|---|---|---|---|
Maintained by IDOT | ||||
Length | 37.58 mi[1] (60.48 km) | |||
Existed | 1945[2]–present | |||
Major junctions | ||||
West end | IL 48 in Decatur | |||
US 36 / IL 121 in Decatur | ||||
East end | I-72 in Monticello | |||
Location | ||||
Country | United States | |||
State | Illinois | |||
Counties | Macon, Piatt | |||
Highway system | ||||
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Illinois Route 105 (IL-105) is a highway in the U.S. state of Illinois. It is an east–west highway that runs from Illinois Route 48 in Decatur to Interstate 72 near Monticello. Illinois 105 is 37.58 miles (60.48 km) long.[1]