Illinois Route 105 (IL-105) is a highway in the

U.S. state In the United States, a state is a constituent political entity, of which there are 50. Bound together in a political union, each state holds governmental jurisdiction over a separate and defined geographic territory where it shares its sover ...

Illinois Illinois ( ) is a U.S. state, state in the Midwestern United States, Midwestern United States. Its largest metropolitan areas include the Chicago metropolitan area, and the Metro East section, of Greater St. Louis. Other smaller metropolita ...

. It is an east–west highway that runs from

Illinois Route 48 Illinois Route 48 (IL 48) is an north–south state highway with its southern terminus at Interstate 55 (I-55) and IL 127 in Raymond and its northern terminus at IL 54 east of Clinton. Route description IL 48 tra ...

in Decatur to

Interstate 72 Interstate 72 (I-72) is an Interstate Highway in the midwestern United States. Its western terminus is in Hannibal, Missouri, at an intersection with U.S. Route 61 (US 61); its eastern terminus is at Country Fair Drive in Champai ...

near

Monticello Monticello ( ) was the primary plantation of Founding Father Thomas Jefferson, the third president of the United States, who began designing Monticello after inheriting land from his father at age 26. Located just outside Charlottesville, V ...

. Illinois 105 is long.

Route description

The state highway serves a corn-and-soybean-growing region in Macon County and

Piatt County Piatt County is a county in Illinois. According to the 2020 United States Census, it had a population of 16,673. Its county seat is Monticello. Piatt County is part of the Champaign–Urbana, IL Metropolitan Statistical Area. History The firs ...

. Roads such as IL-105 carry corn and soybeans to the refineries of Decatur for the manufacture of commodities such as

soybean The soybean, soy bean, or soya bean (''Glycine max'') is a species of legume native to East Asia, widely grown for its edible bean, which has numerous uses. Traditional unfermented food uses of soybeans include soy milk, from which tofu an ...

oil and corn syrup. Rural towns along Illinois Route 105 include Bement and Cerro Gordo. The highway also runs past the

Bryant Cottage State Historic Site The Bryant Cottage State Historic Site is a simple four-room house located in Bement, Illinois in the U.S. state of Illinois. It was built in 1856 and is preserved by the Illinois Department of Natural Resources as an example of Piatt County, Illi ...

History

SBI Route 105 was what

Illinois Route 104 Illinois Route 104 is a state highway in central and western Illinois. It extends from Illinois Route 29 near Taylorville, west over the Illinois River at Meredosia to its western terminus in downtown Quincy. This is a distance of . Route d ...

is now from Meredosia to Quincy from 1924 thru 1937. In 1945, the number was reused on former

Illinois Route 47 Illinois Route 47 (IL 47) is a largely rural north–south state highway that runs from the Wisconsin state border at Highway 120 near Hebron, to IL 10, just south of Interstate 72 (I-72) near Seymour. IL 47 is in primarily rural ...

north of Decatur. This is the current routing for Illinois 105.

Major Intersections

References

External links

{{ccat
Illinois Highway Ends: Illinois Route 105
105 Transportation in Piatt County, Illinois Transportation in Macon County, Illinois