IL 43 highlighted in red | ||||
Route information | ||||
Maintained by IDOT and CDOT | ||||
Length | 60.30 mi[1] (97.04 km) | |||
Existed | 1967[2]–present | |||
Major junctions | ||||
South end | ![]() | |||
| ||||
North end | ![]() ![]() | |||
Location | ||||
Country | United States | |||
State | Illinois | |||
Counties | Will, Cook, Lake | |||
Highway system | ||||
|
Illinois Route 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) in Frankfort north to the large intersection of IL 120 (Belvidere Road) and US 41 (Skokie Highway) in Waukegan.