Illinois State Route 1 is a north-south highway in Lawrence County. This runs through the center of the county. IL St Rt 1 passes through the following town in Lawrence County. Lawrenceville
IL St Rt 1 is not multi-plexed in Lawrence County. IL St Rt 1 intersects the following highways in Lawrence County. BUSN U.S. Rt. 50, at Lawrenceville.
