Vehicle traveling control system with state display apparatus

A traveling control system with a state display apparatus is comprised of a speed range display (1-9) disposed along a scale of a speedometer and a controller coupled with the speed range display. The controller (30) commands the speed range display to display a set-condition speed range indicative that it is possible to set a vehicle traveling control, when the vehicle traveling control by the vehicle traveling control system is not set. The controller commands the speed range display to display a control-condition speed range indicative that it is possible to continue the vehicle traveling control, when the vehicle traveling control is set.