Mc Lean County Highway 23 is a north-south highway in northeastern Mc Lean County. This is the northern route out of the village of Lexington. McLCH 23 runs from Lexington to the Livingston/Mc Lean County Line. McLCH 23 passes through the following town. Lexington McLCH 23 crosses the following hihgways in Mc Lean County. Livingston County Highway 13 near Meadows. U.S. Rt. 24 near Meadows. Interstate 55 near Lexington. (NO INTERCHANGE) Mc Lean County Highway 8 at Lexington.