Illinois State Route 19 in the northern arm of Cook County follows the U.S. Rt. 20 corridor. This connects Elgin to O'Hare International Airport, and the City of Chicago. IL St Rt 19 passes through the following towns in the northern portion of Cook County. Schaumburg
Hanover Park
Streamwood Elgin IL St Rt 19 is not multi-plexed in Cook County. IL St Rt 19 intersects the following highways in Cook County. Illinois State Route 390 (Elgin-O'Hare Expressway), at Schaumburg.
EB IL St Rt 19 in Hanover Park. A junction marker in Hanover Park. WB IL St Rt 19 in Streamwood. A guide marker on WB IL St Rt 390/EOE. A BGS on WB IL St Rt 390. A BGS on WB IL St Rt 390. A BGS on EB IL St Rt 390. A BGS on EB IL St Rt 390.