Illinois State Route 1 runs briefly through the southeastern portion of Edwards County. IL St Rt 1 passes through the following town in Edwards County. Grayville
IL St Rt 1 is not multi-plexed in Edwards County. IL St Rt 1 intersects the following highway in Edwards County. Illinois State Route 130, at Grayville.
NB IL St Rt 1 north of Grayville. A junction marker on SB IL St Rt 130. A set of guide markers on SB IL St Rt 130. SB IL St Rt 1 in Grayville.
