Illinois Route 73
Illinois Route 73 highlighted in red | ||||
| Route information | ||||
| Maintained by IDOT | ||||
| Length | 29.32 mi (47.19 km) | |||
| Existed | 1924–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).