Roads of the Mid-South & West > Highways of the State of Illinois > Illinois State Route 51-100 > Illinois State Route 78
 | Illinois State Route 78 |
Illinois State Route 78 runs north-south through Western Illinois. It starts at the Wisconsin/Illinois State Line and heads south into the Illinois River Valley, before ending at Jacksonville. Info on IL St Rt 78 is broken down by county below.
31 October 2010
