Roads of the Mid-South & West > Highways of the State of Illinois > Illinois State Route 1-50 > Illinois State Route 8 > Illinois State Route 8, Peoria County

Illinois State Route 8
Peoria County

Illinois State Route 8 runs east-west across the central portion of Peoria County. This highway runs along the southside of Interstate 74.

IL St Rt 8 passes through the following towns in Peoria County.
Peoria

West Peoria

Edwards
Oak Hill
Southport
Elmwood


IL St Rt 8 is multi-plexed in Peoria County.
Illinois State Route 116, at the Cedar Street Bridge in Peoria.

Illinois State Route 78, at Elmwood.


Prior to May, 2012, U.S. Rt. 24 crossed IL St Rt 8 at the Peoria County base of the Cedar Street Bridge. Also prior to May, 2012 Illinois State Route 29 multi-plexed with IL St Rt 8 to cross the Illinois River.

Guide markers at the intersection at the Peoria County base of the Cedar County.

A set of former guide markers.

IL St Rt 8 crosses the following highways in Peoria County.
Illinois State Route 116, at Peoria.
Interstate 474, at Peoria. (NO INTERCHANGE)
Illinois State Route 78, at Elmwood.



Looking south at the Cedar Street Bridge in Peoria.

WB IL St Rt 8/116 at the Peoria/Tazewell County Line.

A junction marker on WB IL St Rt 8/116.

WB IL St Rt 8/116 on the southside of Peoria.

A junction marker on WB Farmington Road.

A guide marker on EB Farmington Road.

A Peoria County mile marker.

EB IL St Rt 8/NB IL St Rt 78 in Elmwood.

EB IL St Rt 8/NB IL St Rt 78 at the Peoria/Knox County Line.

29 January 2026