Illinois Route 81 is an east–west state road in northwest 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...

 by unincorporated Lynn Center

Lynn Center, Illinois

Lynn Center is an unincorporated town in Lynn Township, Henry County, Illinois, USA.-Geography:Lynn Center is located at at an elevation of 758 feet....

 to Illinois Route 78

Illinois Route 78

Illinois Route 78 is a major north–south highway in western Illinois. It runs from Illinois Route 104 northwest of Jacksonville north to Highway 78 at the Wisconsin state line north of Warren...

 (Main Street) in Kewanee

Kewanee, Illinois

Kewanee is a city in Henry County, Illinois, United States. "Kewanee" is the Winnebago word for prairie chicken, which lekked there. The population was 12,916 at the 2010 census, down from 12,944 at the 2000 census.-Geography:...

. This is a distance of 25.78 miles (41.49 km).

Route description

In Kewanee, Illinois 81 is 6th Street. It is not that far away from U.S. Route 34

U.S. Route 34

U.S. Route 34 is an east–west United States highway that runs for 1,122 miles from north-central Colorado to the western suburbs of Chicago. Through Rocky Mountain National Park it is known as the Trail Ridge Road where it reaches 12,183 ft , making it the highest paved through highway in...

, which is 2nd street. In addition to Kewanee, Illinois 81 also serves Andover

Andover, Illinois

Andover is a village in Henry County, Illinois, United States. The population was 578 at the 2010 census, down from 594 at the 2000 census. -Geography:Andover is located at ....

 and Cambridge

Cambridge, Illinois

Cambridge is a village in Henry County, Illinois, United States. The population was 2,160 at the 2010 census, down from 2,180 at the 2000 census...

.

History

SBI Route 81 was established as Lynn Center to Kewanee. The routing of Illinois 81 has not changed since it was established.