In a display device foldable along a folding axis, the display device includes: a display panel configured to display an image at a display region; and a touch unit configured to sense a touch input at the display region, and sense a folding state of the display device, wherein the touch unit includes: a plurality of first sensors arranged in a matrix on a same plane; and a second sensor overlapping the folding axis, the second sensor comprising a conductive line of which at least a portion is bent.