Illinois State Route 162 runs east-west across Madison County. This is the main surface route, running east-west, between Interstate 55/70; U.S. Rt. 40 and Interstate 270. IL St Rt 162 passes through the following towns in Madison County. Troy
Maryville Glen Carbon
IL St Rt 162 is multi-plexed in Madison County. Illinois State Route 157, at Glen Carhbon. IL St Rt 162 intersects the following highways in Madison County. U.S. Rt. 40, near Troy.