Illinois State Route 37 is a north-south highway in Southeastern Alexander County. It runs just under three miles from U.S. Rt. 51/Illinois State Route 3 to the Alexander/Pulaski County Line. IL St Rt 37 passes through the following towns in Alexander County. Urbandale
IL St Rt 37 is not multi-plexed in Alexander County. IL St Rt 37 intersects the following highways in Alexander County. U.S. Rt. 51, near Future City. Illinois State Route 3, near Future City.
The southern end of IL St Rt 37, near Future City. The 0 mile marker. A junction marker on NB U.S. Rt. 51. NB IL St Rt 37 near Urbandale. SB IL St Rt 37 at the Alexander/Pulaski County Line. A Alexander County mile marker.
