The present invention relates to a display device having an integral self-capacitance touch sensor, which can enhance a display property and touch performance by reducing parasitic capacitance and resistance, comprising: a plurality of gate lines and a plurality of data lines that are arranged on a first substrate to cross each other; a plurality of pixel electrodes that are connected to the plurality of gate lines and data lines; a plurality of common and touch electrodes, each of which is formed to overlap some of the plurality of pixel electrodes; and a plurality of routing wires connected to the plurality of common and touch electrodes, respectively, to extend parallel to each other, wherein the plurality of routing wires overlap the data lines with a first insulation film therebetween for covering the data lines, or overlap the gate lines that cross the data lines, and the common and touch electrodes are connected to the routing wires, respectively, through contact holes formed through a second insulation film that covers the routing wires.