Illinois State Route 37 runs north, south, east, and west in Lake County. In Waukegan this runs along the Amstutz Expressway. Then on a short expressway in North Chicago. IL St Rt 137 passes through the following towns in Lake County. Winthrop Harbor
Zion
Beach Park
Waukegan
North Chicago Green Oaks Libertyville
Grayslake.
IL St Rt 137 is not multi-plexed in Lake County. IL St Rt 137 intersects the following highways in Lake County. Illinois State Route 173, at Zion.