Illinois State Route 125 cuts east-west across the center on Cass County. This connects many towns along the way to each other and the county seat, Virginia. IL St Rt 125 passes through the following towns in Cass County. Philadelphia
Virginia
Bluff Springs
Beardstown
IL St Rt 125 is not multi-plexed in Cass County. IL St Rt 125 intersects the following highways in Cass County. Illinois State Route 78, at Virginia.
WB IL St Rt 125 at the Cass/Sangamon County Line. WB IL St Rt 125 near the Cass/Sangamon County Line. A Cass County mile marker for IL St Rt 125. Most rural Illinois mile markers don't use the "IL". Although several in this area do. WB IL St Rt 125 at Ashland. WB IL St Rt 125 west of Ashland. WB IL St Rt 125 near Newmansville Road. WB IL St Rt 125 east of Philadelphia. WB IL St Rt 125 at Philadelphia. WB IL St Rt 125 east of Virginia. WB IL St Rt 125 east of IL St Rt 78. WB IL St Rt 125 at IL St Rt 78. WB IL St Rt 125 west of IL St Rt 78. WB IL St Rt 125 west of Virginia. WB IL St Rt 125 near Jules. EB IL St Rt 125 near Jules WB IL St Rt 125 east of Bluff Springs. EB IL St Rt 125 near Bluff Springs. WB IL St Rt 125 west of Bluff Springs. A junction marker on SB U.S. Rt. 67/IL St Rt 100. A junction marker on SB U.S. Rt. 67/IL St Rt 100. The western end of IL St Rt 125. The western end marker. The western end marker.
