Illinois Route 180 is a north–south state road in the central portion of the U.S. state

U.S. state

A U.S. state is any one of the 50 federated states of the United States of America that share sovereignty with the federal government. Because of this shared sovereignty, an American is a citizen both of the federal entity and of his or her state of domicile. Four states use the official title of...

 of Illinois

Illinois

Illinois is the fifth-most populous state of the United States of America, and is often noted for being a microcosm of the entire country. With Chicago in the northeast, small industrial cities and great agricultural productivity in central and northern Illinois, and natural resources like coal,...

. It runs from U.S. Route 150

U.S. Route 150

U.S. Route 150 is a 571 mile long northwest-southeast United States highway, signed as east–west. It runs from U.S. Route 6 outside of Moline, Illinois to U.S. Route 25 in Mount Vernon, Kentucky .-Illinois:In the state of Illinois, U.S. 150 runs from the Quad City International Airport at U.S...

 south of Williamsfield

Williamsfield, Illinois

Williamsfield is a village in Knox County, Illinois, United States. The population was 620 at the 2000 census. It is part of the Galesburg Micropolitan Statistical Area.-Geography:Williamsfield is located at ....

 north to Illinois Route 17

Illinois Route 17

Illinois Route 17 is a rural, arterial east–west state road that runs east from a former ferry crossing in New Boston along the banks of the Mississippi River to State Road 2 west of Lowell, Indiana. It is long.- Route description :...

 south of Galva

Galva, Illinois

Galva is a city in Henry County, Illinois, United States. The population was 2,589 at the 2010 census, down from 2,758 at the 2000 census.-Information:...

. This is a distance of 15.43 miles (24.83 km).

Route description

Illinois 180 is a rural, two-lane road for its entire length. The eastern terminus of Illinois Route 167

Illinois Route 167

Illinois Route 167 is an east–west state road entirely located in Knox County in western Illinois. It runs from U.S. Route 34 northeast of Wataga to Illinois Route 180 east of Victoria. Illinois 167 is long. The route is maintained by the Illinois Department of Transportation.-Route...

 is at Illinois 180 (2100 East) in Knox County

Knox County, Illinois

Knox County is a county located in the U.S. state of Illinois. According to the 2010 census, it has a population of 52,919, which is a decrease of 5.2% from 55,836 in 2000...

.

History

SBI Route 180 was established in 1924. Its routing has not changed since its establishment.