Illinois State Route 29 is the main north-south highway in the westside of the Illinois River. IL St Rt 29 passes through the following towns in Marshall County. Hopewell Sparland
NB IL St Rt 29 near the Marshall/Peoria County Line. SB IL St Rt 29 south of Henry. A Marshall County mile marker. NB IL St Rt 29 north of Henry. NB IL St Rt 29 near the Marshall/Putnam County Line.