I-88 Toll / IL 56 Toll / IL 110 (CKC) in North Aurora
US 20 in Elgin
I-90 Toll in Elgin
US 14 in Crystal Lake
North end
US 12 in Richmond
Location
Country
United States
State
Illinois
Counties
Kendall, Kane, McHenry
Highway system
Illinois State Highway System
Interstate
US
State
Tollways
Scenic
← US 30
→ IL 32
← IL 394
US 430
→ US 460
Illinois Route 31 (IL 31) is a 58.41-mile-long (94.00 km) north–south state highway in northeastern Illinois, United States. It travels from U.S. Route 34 (US 34) in Oswego north to US 12, near the Wisconsin state line, just south of Richmond.[1]
^ abIllinois Technology Transfer Center (2007). "T2 GIS Data". Illinois Department of Transportation. Retrieved November 8, 2007.
^Carlson, Rich (March 15, 2006). "Routes 21 thru 40". Illinois State Highways Page. Retrieved March 22, 2006.[self-published source]
IllinoisRoute31 (IL 31) is a 58.41-mile-long (94.00 km) north–south state highway in northeastern Illinois, United States. It travels from U.S. Route 34...
IllinoisRoute 38 is an 88.86-mile-long (143.01 km) west–east state highway that runs across northern Illinois. It runs from U.S. Route 52 (US 52) in...
IllinoisRoute 25 (IL 25) is a state route in northeast Illinois. It runs north from U.S. Route 34 in Oswego to IllinoisRoute 62 (Algonquin Road) in Algonquin...
IllinoisRoute 131 (IL 131) is a north–south state route in northeastern Illinois. It extends south from Wisconsin Highway 31 and Lake CR A1/19 (128th...
IllinoisRoute 351 is a north–south state route that leads from IllinoisRoute 71 and IllinoisRoute 251 by Oglesby through downtown LaSalle to Interstate...
The IllinoisRoutes are the highways in the State Highway System of the U.S. state of Illinois that are not simultaneously part of the Interstate Highway...
IllinoisRoute 2 (IL 2) is a north–south state highway in northern Illinois. It currently starts at IllinoisRoute 40 in Sterling and ends at the Wisconsin...
IllinoisRoute 56 (IL 56) is a 32.52-mile-long (52.34 km) east–west state highway in northern and northeastern Illinois. It runs from the interchange...
S. Route 30 alignments through the center of the cities and towns along the route.) IllinoisRoute31 from Aurora northwestward to Geneva, Illinois. Illinois...
IllinoisRoute 62 (IL 62) is a 20.82-mile-long (33.51 km) east–west state highway in northeast Illinois. It runs from western Algonquin at IL 31 (Western...
IllinoisRoute 47 (IL 47) is a 169.76-mile-long (273.20 km) largely rural north–south state highway that runs from the Wisconsin state border at Highway...
IllinoisRoute 68 (IL 68) is a 25.74-mile-long (41.42 km) east–west state highway in the northeastern part of the U.S. state of Illinois. It travels east...
IllinoisRoute 50 (IL 50) is a 66.49-mile-long (107.01 km) north–south state highway in northeastern Illinois. It runs from the junction with U.S. Route...
IllinoisRoute 134 (IL 134) is a 5.62-mile-long (9.04 km) east–west state route in northeastern Illinois. It runs from U.S. Route 12 (US 12) and IL 59...
Highway entered Illinois on U.S. Route 30, which it followed to Aurora where it became IllinoisRoute31, which it followed to IllinoisRoute 38 at Geneva...
1924 was the route between Richmond and Crystal Lake in northeastern Illinois. This route is now part of IllinoisRoute31. This route was established...
IllinoisRoute 18 (IL 18) is a rural east–west state route in central Illinois. It runs east from the town of Henry at IllinoisRoute 29 to the town of...
IllinoisRoute 43 (IL 43) is a 60.30-mile-long (97.04 km) major north–south state highway in the U.S. state of Illinois. It runs from U.S. Route 30 (US 30)...
Global Information
US 34 in Oswego
US 12 in Richmond
