Illinois State Route 16 is the main east-west surface route in Jersey County. IL St Rt 16 passes through the following towns in Jersey County. Jerseyville
Fieldon
IL St Rt 16 is multi-plexed in Jersey County. Illinois State Route 100, from near Nutwood, to the Jersey/Greene County Line.
IL St Rt 16 intersects the following highways in Jersey County. U.S. Rt. 67, at Jerseyville.
WB IL St Rt 16/NB IL St Rt 100 near the Greene/Jersey County Line. A junction marker on NB IL St Rt 100. EB IL St Rt 16 near Fieldon. EB IL St Rt 16 in Fieldon. EB IL St Rt 16 west of Jerseyville. EB IL St Rt 16 in Jerseyville. WB IL St Rt 16 east of Jerseyville. First WB mile marker.
