U.S. Route 150 in Illinois
| US 150 highlighted in red | ||||
| Route information | ||||
| Maintained by IDOT | ||||
| Length | 267.47 mi (430.45 km) | |||
| Existed | 1936–present | |||
| Major junctions | ||||
| West end | US 6 in Moline | |||
| East end | US 150 east of Paris | |||
| Location | ||||
| Country | United States | |||
| State | Illinois | |||
| Counties | Rock Island, Henry, Knox, Peoria, Tazewell, Woodford, McLean, Piatt, Champaign, Vermilion, Edgar | |||
| Highway system | ||||
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U.S. Route 150 (US 150) in Illinois is a 267.47-mile-long (430.45 km) east–west highway that runs from US 6 near the Quad City International Airport in Moline to the Indiana state line near Vermilion. It closely parallels Interstate 74 (I-74) between Moline and Danville.