Illinois State Route 1 runs north-south along the Wabash River in Wabash County. This is the only north-south highway in Wabash County. IL St Rt 1 passes through the following towns in Wabash County. Cowling
Keensburg Mt. Carmel
Patton Allendale IL St Rt 1 is multi-plexed in Wabash County. Illinois State Route 15, at Mt Carmel.
IL St Rt 1 intersects the following highways in Wabash County. Illinois State Route 15, at Mt Carmel.
A Wabash County mile marker. NB IL St Rt 1 south of Cowling. NB IL St Rt 1 south of Mt. Carmel. NB IL St Rt 1 in Mt. Carmel. A junction marker on NB IL St Rt 1/WB IL St Rt 15.
