A refrigerator includes: a cabinet and a door configured to open and close the cabinet. The door includes a cap decoration defining an upper surface of the door and having an opening; an outer plate defining a front appearance of the door and including a display configured to indicate operation information; a door liner coupled to the outer plate and defining a rear surface of the door; an insulating material filled between the outer plate and the door liner; an inner case coupled to the outer plate and the cap decoration inside of the door and including an accommodating space that communicates with the opening; and a display assembly inserted through the opening from an outside of the door and disposed inside of the case, and the cap decoration includes a case inserting portion into which the inner case is inserted and restrained.