According to one embodiment, a liquid crystal display device includes pixel electrodes arranged in matrix, gate lines, source lines, pixel switches, gate drivers allocated at both ends of a display region, a source driver, image signal transmit lines arranged along the columns in which the pixel electrodes are arranged, each image signal transmit line supplying an image signal to each source line, switches arranged along the row direction, each switch configured to switch a connection between the source line and the image signal transmit line, and control lines configured to output source control signals to switch the switches, each control line outputting a source control signal to switch a plurality of the switches at the same time, wherein each source control signal is input to each control line at a position substantially the center of the gate line in the row direction.