Roads of the Mid-South & West > Highways of the State of Illinois > Illinois State Route 1-50 > Illinois State Route 31
 | Illinois State Route 31 |
Illinois State Route 31 is a north-south highway running along much of the western bank of the Fox River. This provides a alternative to the heavely traveled IL St Rt 47 to the west, as a north-south route between the western suburbs at Wisconsin. Info on IL St Rt 31 is broken down by county below.
2 October 2008
