Illinois Route 148 is a north–south state road in southern Illinois. It runs from Illinois Route 37

Illinois Route 37

Illinois Route 37, or Illinois 37, is a north–south route in southern Illinois. It is in length. Originally connecting Effingham to Cairo, it was a heavily-traveled highway before Interstate 57 was opened. That Interstate, which lies very close to most of Illinois 37 , supplanted it as a...

 at Pulleys Mill

Pulleys Mill, Illinois

Pulley's Mill is an unincorporated community in southern Williamson County, Illinois. It is generally located north of Goreville, near the intersection of Interstate 24 and Interstate 57....

 (near the intersection of Interstate 24

Interstate 24

Interstate 24 is an Interstate Highway in the Midwestern and Southeastern United States. It runs diagonally from Interstate 57 to Chattanooga, Tennessee, at Interstate 75....

 and Interstate 57

Interstate 57

Interstate 57 is an Interstate Highway in Missouri and Illinois that parallels the old Illinois Central rail line for much of its route. It goes from Miner, Missouri, at Interstate 55 to Chicago, Illinois, at Interstate 94. I-57 essentially serves as a shortcut route for travelers headed between...

) north to the western terminus of Illinois Route 142

Illinois Route 142

Illinois Route 142 is a major arterial road in southeastern Illinois. It runs from near the town center of Equality at Calhoun Street, a local road, north to Illinois Route 37 and the northern terminus of Illinois Route 148 in Mount Vernon. This is a distance of .- Route description :Illinois 142...

 and Illinois 37 south of downtown Mount Vernon

Mount Vernon, Illinois

Mount Vernon is a city located near the center of Jefferson County, Illinois, in the United States. In the 2010 census, the city's reported population was 15,277 people....

. This is a distance of 54.85 miles (88.27 km).

Route description

Illinois 148 is a western parallel of Illinois 37 from Pulleys Mill to Mount Vernon. It passes through the city of Herrin

Herrin, Illinois

Herrin is a city in Williamson County, Illinois, United States. The population was 12,501 at the 2010 census. It is home to Country Musicstar David Lee Murphy, the hometown of baseball's Cleveland shortstop Ray Chapman, and the hometown of San Diego State University men's basketball coach Steve...

, a medium-sized city in Williamson County

Williamson County, Illinois

-2010:Whereas according to the 2010 U.S. Census Bureau:*92.7% White*3.8% Black*0.4% Native American*0.8% Asian*0.0% Native Hawaiian or Pacific Islander*1.7% Two or more races*0.4% Other races*2.0% Hispanic or Latino -2000:...

. It is a two-laned surface road for its entire length.

History

SBI Route 148 ran from Marion

Marion, Illinois

The city of Marion is the county seat of Williamson County, Illinois. The 2010 census counted 17,193 residents, making Marion the 25th most populated city outside of the Chicago Metropolitan Area, in Illinois, and the second most populous city in Southern Illinois, outside of the Metro-East, behind...

to Mount Vernon. In 1964 it was extended south to Pulleys Mill. There have been no changes to Illinois 148 since.