To provide a shutter grille device that can reduce the number of opening and closing operations and extend product life. A shutter grille device includes: a shutter grille provided in an air intake for guiding air into a power station in which a power source of a vehicle is provided; and a controller that controls opening and closing of the shutter grille. The controller disables closing of the shutter grille during a first interval after opening of the shutter grille, and has a second interval before enabling opening of the shutter grille after closing; and the first interval is set longer than the second interval.