Illinois Route 48 is a north–south highway with its southern terminus at I-55

Interstate 55

Interstate 55 is an Interstate Highway in the central United States. Its odd number indicates that it is a north–south Interstate Highway. I-55 goes from LaPlace, Louisiana at Interstate 10 to Chicago at U.S. Route 41 , at McCormick Place. A common nickname for the highway is "double...

 and Illinois Route 127

Illinois Route 127

Illinois Route 127 is a north–south highway in central and southern Illinois. Its southern terminus is at Illinois Route 3 near Olive Branch and its northern terminus at Interstate 55, along with the southern terminus of Illinois Route 48 in Raymond. This is a distance of .- Route description...

 in Raymond

Raymond, Illinois

Raymond is a village in Montgomery County, Illinois, United States. The population was 927 at the 2000 census.-Geography:Raymond is located at .According to the United States Census Bureau, the village has a total area of ....

 and its northern terminus at Illinois Route 54

Illinois Route 54

Illinois Route 54 is an east–west highway in east-central Illinois. It passes through the cities of Clinton , Gibson City, and Onarga. Its western terminus is at Interstate 55 in Springfield. Its eastern terminus is at U.S. Route 45 at Onarga, one mile east of Interstate 57...

 east of Clinton

Clinton, Illinois

Clinton is the largest city in DeWitt County, Illinois, United States. The population was 7,225 at the 2010 census. It is the county seat of DeWitt County.The city and the county are named for DeWitt Clinton, governor of New York, 1817-1823...

. This is a distance of 85.38 miles (137.41 km).

Route description

Illinois 48 runs southwest to northeast from Interstate 55 to east of Clinton. It is an undivided surface street for its entire length. It also serves the cities of Raymond

Raymond, Illinois

Raymond is a village in Montgomery County, Illinois, United States. The population was 927 at the 2000 census.-Geography:Raymond is located at .According to the United States Census Bureau, the village has a total area of ....

, Harvel

Harvel, Illinois

Harvel is a village in Christian and Montgomery Counties in the U.S. state of Illinois. The population was 223 at the 2010 census.-Geography:Harvel is located at ....

, Taylorville

Taylorville, Illinois

Taylorville is a city in Christian County, Illinois, United States. The population was 11,246 at the 2010 census. It is the county seat and largest city in Christian County.-Geography:Taylorville is located at ....

 and Decatur

Decatur, Illinois

Decatur is the largest city and the county seat of Macon County in the U.S. state of Illinois. The city, sometimes called "the Soybean Capital of the World", was founded in 1823 and is located along the Sangamon River and Lake Decatur in Central Illinois. In 2000 the city population was 81,500,...

.

History

SBI Route 48 ran from Onarga

Onarga, Illinois

Onarga is a village in Onarga Township, Iroquois County, Illinois, United States. The population was 1,438 at the 2000 census, and 1,350 in 2009.-Geography:...

 to Raymond

Raymond, Illinois

Raymond is a village in Montgomery County, Illinois, United States. The population was 927 at the 2000 census.-Geography:Raymond is located at .According to the United States Census Bureau, the village has a total area of ....

 via the current Illinois 48 and Illinois 54. The portion from DeWitt to Onarga became U.S. Route 54

U.S. Route 54

U.S. Route 54 is an east–west United States highway that runs northeast-southwest for 1,197 miles from western Illinois to El Paso, Texas. It enters and leaves Texas twice...

 in 1942, but in 1972 U.S. 54 was pulled back to its current terminus in Pittsfield

Pittsfield, Illinois

Pittsfield is a city in Pike County, Illinois, United States. The population was 4,211 at the 2000 census.-History:The city was named after Pittsfield, Massachusetts. It is the county seat of Pike County...

, and Illinois 54 was implemented from Springfield

Springfield, Illinois

Springfield is the third and current capital of the US state of Illinois and the county seat of Sangamon County with a population of 117,400 , making it the sixth most populated city in the state and the second most populated Illinois city outside of the Chicago Metropolitan Area...

to Onarga.