Route information | ||||
---|---|---|---|---|
Maintained by IDOT | ||||
Length | 29.32 mi[1] (47.19 km) | |||
Existed | 1924[2]–present | |||
Major junctions | ||||
South end | US 52 / IL 64 in Lanark | |||
US 20 in Lena | ||||
North end | CTH M in Winslow | |||
Location | ||||
Country | United States | |||
State | Illinois | |||
Counties | Carroll, Stephenson | |||
Highway system | ||||
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Illinois Route 73 is a north–south state highway in northwest Illinois. It runs from the U.S. Route 52/Illinois Route 64 concurrency south of Lanark north to the Wisconsin border north of Winslow. This is a distance of 29.32 miles (47.19 km).[1]