The present invention relates to a wired/wireless integrated traffic control system, and comprises: a central control server which controls a lighting up system of traffic lights of each intersection according to a predetermined algorithm, and controls a lighting up system of traffic lights of an intersection according to a traffic information detected from each intersection; a local control device which is installed in the each intersection, controls traffic lights to turn on according to the lighting up system, senses traffic information through a sensor installed in the each intersection, processes the traffic information and transmits the traffic information to the central control server; and a repeater-type wired/wireless integrated signal control device which checks a communication method of the local control device, establishes a communication channel of either wireless communication channel or wired communication channel, transmits, to the local control device, a control signal transmitted from the central control server to control the lighting up system, and transmits, through the communication channel, the traffic information received from the local control device through the communication channel, to the central control server.
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