Illinois State Route 90 is a main east-west highway in northern Peoria County. IL St Rt 90 passes through the following town in Peoria County. Princeville IL St Rt 90 is multi-plexed in Peoria County. Illinois State Route 91, near Princeville.
IL St Rt 90 intersects the following highways in Peoria County. Illinois State Route 40, near Edelstein.
The eastern end marker on IL St Rt 90 near IL St Rt 40. A junction sign on NB IL St Rt 40. The first marker on WB IL St Rt 90 near IL St Rt 40. WB IL St Rt 90/NB IL St Rt 91 at a BNSF Railway underpass near Edelstein. WB IL St Rt 90/NB IL St Rt 91 west of Edelstein. WB IL St Rt 90/NB IL St Rt 91 east of Princeville. WB IL St Rt 90/NB IL St Rt 91 in Princeville. WB IL St Rt 90 on the westside of Princeville. WB IL St Rt 90 west of Princeville. The western end of IL St Rt 90. The western end marker.
