Illinois State Route 111 runs north-south through the extreme Southeastern edge of Morgan County. This is the northern most county IL St Rt 111 is in. IL St Rt 111 passes through the following town in Morgan County. Waverly
IL St Rt 111 is not multi-plexed in Morgan County. IL St Rt 111 intersects the following hihgway in Morgan County. Illinois State Route 104, at Waverly.
NB IL St Rt 111 at the Macoupin/Morgan County Line.