An image display device includes: a laser light source having a plurality of emitting sections arrayed in a predetermined direction; and a light modulation device that includes an illumination region extending in a longitudinal direction and a lateral direction, and that modulates the laser lights emitted from the laser light source in accordance with an image signal. In the image display device, the predetermined direction in which the emitting sections are arrayed coincides with the longitudinal direction of the illumination region of the light modulation device.