Illinois State Route 83 is a north-south highway in Lake County. Much of this highway runs through the center of the county. this highway tends to runs parelle to U.S. Rt. 45. IL St Rt 83 passes through the following towns in Lake County. Buffalo Grove Long Grove Diamond Lake
Mundelein Ivanhoe Grayslake
Round Lake Beach Lake Villa Loon Lake Antioch IL St Rt 83 is multi-plexed in Lake County. Illinois State Route 60, from Diamond Lake to Ivanhoe.