The present application relates to a height-adjustable table including a table plate. a table leg is fixedly connected to a side surface of the table plate, two brackets are arranged oppositely on the side surface of the table plate, and a retaining plate is fixedly connected to opposite inner sides of the two brackets, respectively. A control box is provided, a retaining clip is fixedly connected to the control box, and the retaining clip is detachably connected to the retaining plate.